Best Polystyrene Insulation Balls of 2026

Last updated on 17/03/2026
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1
BELLE VOUS 88 Pack White Polystyrene Balls - 6 Sizes Styrofoam Balls - Solid Sphere Foam Balls for DIY Arts & Crafts, School Projects & Modeling, Party Decorations, Christmas, Household
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BELLE VOUS 88 Pack White Polystyrene Balls - 6 Sizes Styrofoam Balls - Solid Sphere Foam Balls for DIY Arts & Crafts, School Projects & Modeling, Party Decorations, Christmas, Household

BELLE VOUS
Why we love it
  • Six versatile foam ball sizes.
  • Perfect for creative projects.
  • Money-back guarantee included.
Main Highlights
  • 88 PIECE SET: Included in our set is 88 white foam balls. There are 6 sizes of balls in our set which are 8cm (3.14 inches), 6cm (2.36 inches), 5cm (1.96 inch), 4cm (1.57 inch), 3cm (1.18 inch) and 2cm (0.78 inch). There is 1 x 8cm ball, 2 x 6cm balls, 8 x 5cm balls, 17 x 4cm balls, 20 x 3cm balls and 40 x 2cm balls. Each ball is made from polystyrene and is sold and have no holes or markings. The foam has a high density so will not mark, dent, break, crumble or shatter.
  • DIY CRAFT BALLS: These balls are lightweight and can be used for many different arts and crafts projects. You can stick sequins, lace, wool, origami, petals, beads and googly eyes to them with a glue gun or fix them with pins. You can also drill holes into them. Our craft balls can even be painted or sprayed if you want to change the colour. They are so versatile and this is why they are great for creative minds.
  • ALL OCCASIONS: You can make so many seasonal, festive ornaments for all occasions and celebrations. Use them to make Christmas baubles, wreaths and decorations for your home. You could make ghosts covered in fabric or pumpkins for Halloween. You could even use them as balloons on a birthday cake or make bunting with them.
  • GET CREATIVE: As these balls are perfectly symmetrical, they can be used for so many different projects. Use the different sized balls to represent planets in the solar system and paint them or use them for chemistry projects. Use these balls as part of a flower arrangement or use the largest ball to make a sweet/chocolate tree and give as a gift.
  • DESIGNED FOR LIFE: Every product in our collection is built with purpose, blending function and style. Our thoughtfully crafted designs ensure lasting reliability and convenience when needed, ideal for any occasion.
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9.8
Exceptional
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9.8
Exceptional
BELLE VOUS

BELLE VOUS 88 Pack White Polystyrene Balls - 6 Sizes Styrofoam Balls - Solid Sphere Foam Balls for DIY Arts & Crafts, School Projects & Modeling, Party Decorations, Christmas, Household

Why we love it
  • Six versatile foam ball sizes.
  • Perfect for creative projects.
  • Money-back guarantee included.
Main Highlights
  • 88 PIECE SET: Included in our set is 88 white foam balls. There are 6 sizes of balls in our set which are 8cm (3.14 inches), 6cm (2.36 inches), 5cm (1.96 inch), 4cm (1.57 inch), 3cm (1.18 inch) and 2cm (0.78 inch). There is 1 x 8cm ball, 2 x 6cm balls, 8 x 5cm balls, 17 x 4cm balls, 20 x 3cm balls and 40 x 2cm balls. Each ball is made from polystyrene and is sold and have no holes or markings. The foam has a high density so will not mark, dent, break, crumble or shatter.
  • DIY CRAFT BALLS: These balls are lightweight and can be used for many different arts and crafts projects. You can stick sequins, lace, wool, origami, petals, beads and googly eyes to them with a glue gun or fix them with pins. You can also drill holes into them. Our craft balls can even be painted or sprayed if you want to change the colour. They are so versatile and this is why they are great for creative minds.
  • ALL OCCASIONS: You can make so many seasonal, festive ornaments for all occasions and celebrations. Use them to make Christmas baubles, wreaths and decorations for your home. You could make ghosts covered in fabric or pumpkins for Halloween. You could even use them as balloons on a birthday cake or make bunting with them.
  • GET CREATIVE: As these balls are perfectly symmetrical, they can be used for so many different projects. Use the different sized balls to represent planets in the solar system and paint them or use them for chemistry projects. Use these balls as part of a flower arrangement or use the largest ball to make a sweet/chocolate tree and give as a gift.
  • DESIGNED FOR LIFE: Every product in our collection is built with purpose, blending function and style. Our thoughtfully crafted designs ensure lasting reliability and convenience when needed, ideal for any occasion.
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Value for Money
2
Protective White Rigid EPS70 SDN Expanded Polystyrene (EPS) Insulation Void Fill Protective Foam Sheets (10 Sheets, 1000 x 500 x 50mm)
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Protective White Rigid EPS70 SDN Expanded Polystyrene (EPS) Insulation Void Fill Protective Foam Sheets (10 Sheets, 1000 x 500 x 50mm)

Pluto Packaging
Why we love it
  • Excellent insulation and durability.
  • Soft and flexible cushioning.
  • Easy to cut cleanly.
Main Highlights
  • Size/Dimensions: 600 x 400 x 10mm, 600 x 400 x 25mm, 1000 x 500 x 25mm & 1000 x 500 x 50mm (Measure: Length x Width x Thickness)
  • Our expanded white rigid EPS70 SDN large polystyrene foam sheets (EPS) are soft flexible sheets of foam used to cushion fragile items.
  • The sheets can also be used with in the building trade as insulation sheets.Our foam sheets have brilliant insulation properties and are unaffected by humidity or cold tempreatures.
  • White in colour and rectangular shaped foam sheets are designed to provide full coverage to items.
  • Very easy to cut down to any size these sheets create no excess mess when being used and offer a hygienic alternative to other packaging materials.
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9.7
Exceptional
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9.7
Exceptional
Pluto Packaging

Protective White Rigid EPS70 SDN Expanded Polystyrene (EPS) Insulation Void Fill Protective Foam Sheets (10 Sheets, 1000 x 500 x 50mm)

Why we love it
  • Excellent insulation and durability.
  • Soft and flexible cushioning.
  • Easy to cut cleanly.
Main Highlights
  • Size/Dimensions: 600 x 400 x 10mm, 600 x 400 x 25mm, 1000 x 500 x 25mm & 1000 x 500 x 50mm (Measure: Length x Width x Thickness)
  • Our expanded white rigid EPS70 SDN large polystyrene foam sheets (EPS) are soft flexible sheets of foam used to cushion fragile items.
  • The sheets can also be used with in the building trade as insulation sheets.Our foam sheets have brilliant insulation properties and are unaffected by humidity or cold tempreatures.
  • White in colour and rectangular shaped foam sheets are designed to provide full coverage to items.
  • Very easy to cut down to any size these sheets create no excess mess when being used and offer a hygienic alternative to other packaging materials.
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3
Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (10 Cubic Feet)

Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (10 Cubic Feet)

Westminster
Why we love it
  • Made from highest quality materials.
  • Offers longevity and compliance.
  • Ideal for multiple uses.
Main Highlights
  • Made from the highest Quality Premium Grade A Virgins polystyrene beads, white, small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler.
  • Our Beanbag Filling is the highest quality long lasting premium grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling
  • Fire Retardant Fully compliant to British Standard BS5852 Fire & Furniture Regulations 1988
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9.6
Superb
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9.6
Superb
Westminster

Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (10 Cubic Feet)

Why we love it
  • Made from highest quality materials.
  • Offers longevity and compliance.
  • Ideal for multiple uses.
Main Highlights
  • Made from the highest Quality Premium Grade A Virgins polystyrene beads, white, small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler.
  • Our Beanbag Filling is the highest quality long lasting premium grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling
  • Fire Retardant Fully compliant to British Standard BS5852 Fire & Furniture Regulations 1988
Show More
4
Large 10 Cubic FT Bag of White Polystyrene Beads Bean Bag Booster Refill Top Up Bag
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Large 10 Cubic FT Bag of White Polystyrene Beads Bean Bag Booster Refill Top Up Bag

STORM TRADING GROUP
Why we love it
  • Revitalizes your beanbag seating.
  • Useful for diverse applications.
  • High quality, UK-made filling.
Main Highlights
  • 1 Large Bag Of 10 Cubic Ft - Give your beanbag a new lease of life with a quality bean bag filling. The more bean bag beans your seat has, the more structured it will feel. Fire Retardant - UK Standard
  • These bean bags can also be used for pet beds, projects and many more purposes
  • Our Beanbag Filling is the highest quality grade available and is manufactured right here in the UK
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9.4
Superb
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9.4
Superb
STORM TRADING GROUP

Large 10 Cubic FT Bag of White Polystyrene Beads Bean Bag Booster Refill Top Up Bag

Why we love it
  • Revitalizes your beanbag seating.
  • Useful for diverse applications.
  • High quality, UK-made filling.
Main Highlights
  • 1 Large Bag Of 10 Cubic Ft - Give your beanbag a new lease of life with a quality bean bag filling. The more bean bag beans your seat has, the more structured it will feel. Fire Retardant - UK Standard
  • These bean bags can also be used for pet beds, projects and many more purposes
  • Our Beanbag Filling is the highest quality grade available and is manufactured right here in the UK
Show More
5
10 Cubic Feet Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls
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10 Cubic Feet Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls

STORM TRADING GROUP
Why we love it
  • High-quality UK-manufactured product.
  • Multi-purpose, versatile use.
  • Ensured safety with fire-retardant.
Main Highlights
  • Large 10 Cubic Feet High quality polystyrene beads, white small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler
  • Our Beanbag Filling is the highest quality grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling. The more bean bag beans your seat has, the more structured it will feel. Fire Retardant - UK Standard
  • These bean bags can also be used for pet beds, projects and many more purposes
Show More
9.3
Superb
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9.3
Superb
STORM TRADING GROUP

10 Cubic Feet Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls

Why we love it
  • High-quality UK-manufactured product.
  • Multi-purpose, versatile use.
  • Ensured safety with fire-retardant.
Main Highlights
  • Large 10 Cubic Feet High quality polystyrene beads, white small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler
  • Our Beanbag Filling is the highest quality grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling. The more bean bag beans your seat has, the more structured it will feel. Fire Retardant - UK Standard
  • These bean bags can also be used for pet beds, projects and many more purposes
Show More
6
THERMO INSULATION POLYSTYRENE BOXES 200 x 120 x (50+50) mm, WALL THICKNESS: 15mm FOR FOOD FISH REPTILES WORMS MEDICATION PERISHABLE GIFT GOODS ITEMS COOL OR WARM TEMPERATURE PACKAGING (20)
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THERMO INSULATION POLYSTYRENE BOXES 200 x 120 x (50+50) mm, WALL THICKNESS: 15mm FOR FOOD FISH REPTILES WORMS MEDICATION PERISHABLE GIFT GOODS ITEMS COOL OR WARM TEMPERATURE PACKAGING (20)

Ploskorez
9.1
Superb
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9.1
Superb
Ploskorez

THERMO INSULATION POLYSTYRENE BOXES 200 x 120 x (50+50) mm, WALL THICKNESS: 15mm FOR FOOD FISH REPTILES WORMS MEDICATION PERISHABLE GIFT GOODS ITEMS COOL OR WARM TEMPERATURE PACKAGING (20)

7
Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (6 Cubic Feet)

Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (6 Cubic Feet)

Westminster
Why we love it
  • Highest Quality Virgin polystyrene beads.
  • Manufactured in the UK.
  • Complies with BS5852 Standards.
Main Highlights
  • Made from the highest Quality Premium Grade A Virgins polystyrene beads, white, small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler.
  • Our Beanbag Filling is the highest quality long lasting premium grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling
  • Fire Retardant Fully compliant to British Standard BS5852 Fire & Furniture Regulations 1988
Show More
9.0
Superb
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9.0
Superb
Westminster

Westminster Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (6 Cubic Feet)

Why we love it
  • Highest Quality Virgin polystyrene beads.
  • Manufactured in the UK.
  • Complies with BS5852 Standards.
Main Highlights
  • Made from the highest Quality Premium Grade A Virgins polystyrene beads, white, small and round bead filling ideal for bean bag refills, wall cavity insulation or crafting filler.
  • Our Beanbag Filling is the highest quality long lasting premium grade available and is manufactured right here in the UK
  • Give your beanbag a new lease of life with a quality bean bag filling
  • Fire Retardant Fully compliant to British Standard BS5852 Fire & Furniture Regulations 1988
Show More
8
Triplast Expanded Polystyrene Foam Sheets EPS 70 (10 Sheets, 600 x 400 x 25mm Each) - BBA Certified Wall & Floor Insulation Board - Box Lining & Packaging Foam Board - White Blocks for DIY Projects
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Triplast Expanded Polystyrene Foam Sheets EPS 70 (10 Sheets, 600 x 400 x 25mm Each) - BBA Certified Wall & Floor Insulation Board - Box Lining & Packaging Foam Board - White Blocks for DIY Projects

Triplast
Why we love it
  • Energy-efficient and versatile insulation.
  • Shock-proof protective packaging material.
  • Ideal for arts and crafts.
Main Highlights
  • CONTENTS: 10 x Polystyrene Sheets | SIZE: Each square-edged sheet measures 600mm (Length) x 400mm (Width) x 25mm (Height) | TYPE: EPS 70 | THERMAL CONDUCTIVITY: Low (0.038 - 0.030 W/mK) | BBA CERTIFIED for BS EN 13163:2012 | MADE in UK
  • USE #1 - INSULATION BOARD: Energy-efficient, damp-proof & odourless insulation foam for thermal insulation. Use for wall & floor insulation, shed insulation or as polystyrene ceiling tiles - these are BBA certified construction boards!
  • USE #2 - PROTECTIVE PACKAGING: Shock-proof, impact-resistant & lightweight packing foam sheet for cushioning fragile items, box lining or interleaving flat items (e.g. glass panels) - prevent damage & keep items in place during shipping & storage!
  • USE #3 - ARTS & CRAFT: Non-toxic & non-irritant, these white polystyrene sheet are perfect for 3D model making, sculpting, floral arrangements, diorama, DIY hobby & school projects - cut, carve, sand, glue & paint this foam block with ease!
  • AN ECO-CONSCIOUS CHOICE: Made with no HCF's, CFC's or HCFC's, these EPS foam sheets have a zero Global Warming Potential (GWP) & low O-Zone Depletion Potential (ODP) - go sustainable with our BRE Green Guide A+ Rating certified expanded foam boards!
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8.8
Excellent
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8.8
Excellent
Triplast

Triplast Expanded Polystyrene Foam Sheets EPS 70 (10 Sheets, 600 x 400 x 25mm Each) - BBA Certified Wall & Floor Insulation Board - Box Lining & Packaging Foam Board - White Blocks for DIY Projects

Why we love it
  • Energy-efficient and versatile insulation.
  • Shock-proof protective packaging material.
  • Ideal for arts and crafts.
Main Highlights
  • CONTENTS: 10 x Polystyrene Sheets | SIZE: Each square-edged sheet measures 600mm (Length) x 400mm (Width) x 25mm (Height) | TYPE: EPS 70 | THERMAL CONDUCTIVITY: Low (0.038 - 0.030 W/mK) | BBA CERTIFIED for BS EN 13163:2012 | MADE in UK
  • USE #1 - INSULATION BOARD: Energy-efficient, damp-proof & odourless insulation foam for thermal insulation. Use for wall & floor insulation, shed insulation or as polystyrene ceiling tiles - these are BBA certified construction boards!
  • USE #2 - PROTECTIVE PACKAGING: Shock-proof, impact-resistant & lightweight packing foam sheet for cushioning fragile items, box lining or interleaving flat items (e.g. glass panels) - prevent damage & keep items in place during shipping & storage!
  • USE #3 - ARTS & CRAFT: Non-toxic & non-irritant, these white polystyrene sheet are perfect for 3D model making, sculpting, floral arrangements, diorama, DIY hobby & school projects - cut, carve, sand, glue & paint this foam block with ease!
  • AN ECO-CONSCIOUS CHOICE: Made with no HCF's, CFC's or HCFC's, these EPS foam sheets have a zero Global Warming Potential (GWP) & low O-Zone Depletion Potential (ODP) - go sustainable with our BRE Green Guide A+ Rating certified expanded foam boards!
Show More
9
White 1.5 Cubic Booster Bean Bag Small Polystyrene Bead Cavity Insulation Filling Top Up Bean Bag Balls
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White 1.5 Cubic Booster Bean Bag Small Polystyrene Bead Cavity Insulation Filling Top Up Bean Bag Balls

STAR SUPPLIES
Why we love it
  • Revives old bean bags.
  • Great for crafting projects.
  • Safety fire retardant beads.
Main Highlights
  • 1.5 Cubic small polystyrene white balls of bead filling designed to top up and refill your bean bags and give them a new life.
  • Bead filling can also be used for cavity insulation or crafting filler. The more beads you use in your seat the more structured it would feel.
  • Our bead filling is fire retardant to UK standard, we provide high quality bead filling to top up your worn out bead filling bag.
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8.7
Excellent
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8.7
Excellent
STAR SUPPLIES

White 1.5 Cubic Booster Bean Bag Small Polystyrene Bead Cavity Insulation Filling Top Up Bean Bag Balls

Why we love it
  • Revives old bean bags.
  • Great for crafting projects.
  • Safety fire retardant beads.
Main Highlights
  • 1.5 Cubic small polystyrene white balls of bead filling designed to top up and refill your bean bags and give them a new life.
  • Bead filling can also be used for cavity insulation or crafting filler. The more beads you use in your seat the more structured it would feel.
  • Our bead filling is fire retardant to UK standard, we provide high quality bead filling to top up your worn out bead filling bag.
Show More
10
Silver Star Bean Bag Filling Refill Booster, Polystyrene Beads, Various Sizesg Filling (4 Cubic Feet)
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Silver Star Bean Bag Filling Refill Booster, Polystyrene Beads, Various Sizesg Filling (4 Cubic Feet)

Silver Star
Why we love it
  • Versatile for different bean bags.
  • High-quality and durable material.
  • Easy to customize comfort level.
Main Highlights
  • PREMIUM FILLING MATERIAL: High-quality polystyrene beads designed specifically for refilling and boosting bean bags, cushions, and soft furniture to restore comfort and shape
  • VERSATILE APPLICATIONS: Perfect for topping up bean bags, floor cushions, pet beds, craft projects, and packaging materials requiring lightweight filling
  • LIGHTWEIGHT AND DURABLE: Polystyrene beads provide excellent support whilst remaining incredibly light, ensuring your bean bags stay comfortable and easy to move
  • AVAILABLE IN VARIOUS SIZES: Choose from multiple volume options to suit your refilling needs, whether for small cushions or large bean bags
  • PACKAGE DIMENSIONS: Conveniently packaged measuring 60.0 cm length x 40.0 cm width x 50.0 cm height for easy storage and handling
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8.7
Excellent
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8.7
Excellent
Silver Star

Silver Star Bean Bag Filling Refill Booster, Polystyrene Beads, Various Sizesg Filling (4 Cubic Feet)

Why we love it
  • Versatile for different bean bags.
  • High-quality and durable material.
  • Easy to customize comfort level.
Main Highlights
  • PREMIUM FILLING MATERIAL: High-quality polystyrene beads designed specifically for refilling and boosting bean bags, cushions, and soft furniture to restore comfort and shape
  • VERSATILE APPLICATIONS: Perfect for topping up bean bags, floor cushions, pet beds, craft projects, and packaging materials requiring lightweight filling
  • LIGHTWEIGHT AND DURABLE: Polystyrene beads provide excellent support whilst remaining incredibly light, ensuring your bean bags stay comfortable and easy to move
  • AVAILABLE IN VARIOUS SIZES: Choose from multiple volume options to suit your refilling needs, whether for small cushions or large bean bags
  • PACKAGE DIMENSIONS: Conveniently packaged measuring 60.0 cm length x 40.0 cm width x 50.0 cm height for easy storage and handling
Show More

We scanned 605 products

We reviewed these offers relevant to the Polystyrene Insulation Balls within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like BELLE VOUS, Pluto Packaging, Westminster, STORM TRADING GROUP, Ploskorez, Triplast, STAR SUPPLIES, Silver Star, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Polystyrene Insulation Balls in the market, we considered we took a deep dive into 3026 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: