Best Polystyrene Insulation Balls of 2026

Last updated on 05/01/2026
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1
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
9.8
Exceptional
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9.8
Exceptional
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
Value for Money
2
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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9.7
Exceptional
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9.7
Exceptional
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
3
Creativ Company Polystyrene Balls – 25 White Foam Balls (Ø 8 cm) for Crafting, Model-Making & School Projects – 8 cm Diameter Each

Creativ Company Polystyrene Balls – 25 White Foam Balls (Ø 8 cm) for Crafting, Model-Making & School Projects – 8 cm Diameter Each

Creativ
Why we love it
  • Versatile for craft projects.
  • Lightweight and easy to handle.
  • Ideal for various decorations.
Main Highlights
  • Convenient 25‑Pack – Includes 25 identical 8 cm diameter polystyrene balls, useful for multiple craft and educational uses.
  • Crafts Made Easy – Great for painting, decoupage, glue, fabric gluing, floral arrangements, and school assignments.
  • Light & Durable – Strong yet lightweight foam balls that hold shape well—ideal for decoration or model building.
  • Blank Canvas Design – Smooth white surface ready for personalisation with paints, paper, wax, or mixed media.
  • Trusted Creativ Quality – Made by Creativ Company, known for premium creative supplies across Europe.
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9.6
Superb
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9.6
Superb
Creativ

Creativ Company Polystyrene Balls – 25 White Foam Balls (Ø 8 cm) for Crafting, Model-Making & School Projects – 8 cm Diameter Each

Why we love it
  • Versatile for craft projects.
  • Lightweight and easy to handle.
  • Ideal for various decorations.
Main Highlights
  • Convenient 25‑Pack – Includes 25 identical 8 cm diameter polystyrene balls, useful for multiple craft and educational uses.
  • Crafts Made Easy – Great for painting, decoupage, glue, fabric gluing, floral arrangements, and school assignments.
  • Light & Durable – Strong yet lightweight foam balls that hold shape well—ideal for decoration or model building.
  • Blank Canvas Design – Smooth white surface ready for personalisation with paints, paper, wax, or mixed media.
  • Trusted Creativ Quality – Made by Creativ Company, known for premium creative supplies across Europe.
Show More
4
White Foam Balls Round Foam Solid Polystyrene Ball Polystyrene Craft Foam Balls Solid Foam Hollow Balls for DIY Crafts, School Projects, Household, Christmas (30CM)
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White Foam Balls Round Foam Solid Polystyrene Ball Polystyrene Craft Foam Balls Solid Foam Hollow Balls for DIY Crafts, School Projects, Household, Christmas (30CM)

Wensmy
41% Off
Why we love it
  • Versatile sizes for every occasion.
  • Smooth surface perfect for painting.
  • Lightweight design for easy handling.
Main Highlights
  • 🔥4 SIZES FOR YOU TO CHOOSE: 15cm/20cm/25cm/30cm. Can be used in various occasions, whether it is festival decoration or party decoration, craft foam, diy crafts, craft projects, Wedding decoration.
  • 🔥MATERIAL: These polystyrene balls modeling foam ball are made of polystyrene, hollow foam half ball have smooth surface with bright white color, excellent for painting and drawing.
  • 🔥HOLLOW DESIGN: These white hollow foam half balls hollow foam half balls lightweight and smooth, Lightweight for easy attachment to presentation boards or hanging. Excellent for painting and diawing. Can be to make whatever you'd like!
  • 🔥CHRISTMAS DIY ORNAMENTS: Use hollow foam half balls as Christmas tree ornaments, make Foam Snowman, solar system, planet building, draw happy faces, eyeballs... Craft hollow foam half balls can be easily glued, make all kinds of 3D modelling, DIY School projects, DIY arts and craft home projects.
  • 🔥USE: You can stick your favorite sequins on balls’ surface to decorate them, or use a needle to pierce them together to make a string,it all depends on your needs.
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9.4
Superb
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9.4
Superb
Wensmy

White Foam Balls Round Foam Solid Polystyrene Ball Polystyrene Craft Foam Balls Solid Foam Hollow Balls for DIY Crafts, School Projects, Household, Christmas (30CM)

41% Off
Why we love it
  • Versatile sizes for every occasion.
  • Smooth surface perfect for painting.
  • Lightweight design for easy handling.
Main Highlights
  • 🔥4 SIZES FOR YOU TO CHOOSE: 15cm/20cm/25cm/30cm. Can be used in various occasions, whether it is festival decoration or party decoration, craft foam, diy crafts, craft projects, Wedding decoration.
  • 🔥MATERIAL: These polystyrene balls modeling foam ball are made of polystyrene, hollow foam half ball have smooth surface with bright white color, excellent for painting and drawing.
  • 🔥HOLLOW DESIGN: These white hollow foam half balls hollow foam half balls lightweight and smooth, Lightweight for easy attachment to presentation boards or hanging. Excellent for painting and diawing. Can be to make whatever you'd like!
  • 🔥CHRISTMAS DIY ORNAMENTS: Use hollow foam half balls as Christmas tree ornaments, make Foam Snowman, solar system, planet building, draw happy faces, eyeballs... Craft hollow foam half balls can be easily glued, make all kinds of 3D modelling, DIY School projects, DIY arts and craft home projects.
  • 🔥USE: You can stick your favorite sequins on balls’ surface to decorate them, or use a needle to pierce them together to make a string,it all depends on your needs.
Show More
5
DIYASY 20cm Polystyrene Balls, 2 Pieces Large Craft Foam Balls, White Foam Balls for School Project, Art Craft, DIY, Party Decoration and Household
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DIYASY 20cm Polystyrene Balls, 2 Pieces Large Craft Foam Balls, White Foam Balls for School Project, Art Craft, DIY, Party Decoration and Household

DIYASY
17% Off
Why we love it
  • Unleash creative crafting potential.
  • Perfect for varied decorations.
  • High durability and reusability.
Main Highlights
  • 【Size and Quantity】 Package contains 2 pieces large solid polystyrene balls of 7.87 inch/ 20 cm in diameter, perfect for your big art craft project.
  • 【Premium Material】 Our white foam balls are made of high density polystyrene foam, hard to get dents or smashed, can be used for many times.
  • 【Arts and Crafts】 Craft foam balls are a good way to unleash creativity. With our foam ball, you can create stunning art crafts such as Christmas bauble, party centerpiece, solar system planet, floral arrangement ornament, etc.
  • 【Easy to Use】 Polystyrene craft ball has smooth surface, can be easily glued and painted, you can decoupage with napkins, tissue paper, cloth or even jewelry, design beautiful needle felting crafts on your needs.
  • 【Wide Application】 Use craft foam ball to make perfect decoration ornaments for many occasions such as wedding, birthday party, school project, baby shower, festival celebration and household decoration.
Show More
9.3
Superb
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9.3
Superb
DIYASY

DIYASY 20cm Polystyrene Balls, 2 Pieces Large Craft Foam Balls, White Foam Balls for School Project, Art Craft, DIY, Party Decoration and Household

17% Off
Why we love it
  • Unleash creative crafting potential.
  • Perfect for varied decorations.
  • High durability and reusability.
Main Highlights
  • 【Size and Quantity】 Package contains 2 pieces large solid polystyrene balls of 7.87 inch/ 20 cm in diameter, perfect for your big art craft project.
  • 【Premium Material】 Our white foam balls are made of high density polystyrene foam, hard to get dents or smashed, can be used for many times.
  • 【Arts and Crafts】 Craft foam balls are a good way to unleash creativity. With our foam ball, you can create stunning art crafts such as Christmas bauble, party centerpiece, solar system planet, floral arrangement ornament, etc.
  • 【Easy to Use】 Polystyrene craft ball has smooth surface, can be easily glued and painted, you can decoupage with napkins, tissue paper, cloth or even jewelry, design beautiful needle felting crafts on your needs.
  • 【Wide Application】 Use craft foam ball to make perfect decoration ornaments for many occasions such as wedding, birthday party, school project, baby shower, festival celebration and household decoration.
Show More
6
Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (2 Cubic Feet)

Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (2 Cubic Feet)

Westminster
Why we love it
  • Premium Grade A Quality Beads.
  • Long Lasting and Durable Filling.
  • Fire Retardant for Safety Compliance.
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
9.1
Superb
Product image 1
9.1
Superb
Westminster

Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (2 Cubic Feet)

Why we love it
  • Premium Grade A Quality Beads.
  • Long Lasting and Durable Filling.
  • Fire Retardant for Safety Compliance.
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
7
Premium Bean Bag Filling Polystyrene Beads Balls Refill Extra Soft (1 CUBIC FEET)

Premium Bean Bag Filling Polystyrene Beads Balls Refill Extra Soft (1 CUBIC FEET)

GENERIC
Main Highlights
  • Premium Quality Extra Soft and Bouncy Virgin Beads
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9.0
Superb
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9.0
Superb
GENERIC

Premium Bean Bag Filling Polystyrene Beads Balls Refill Extra Soft (1 CUBIC FEET)

Main Highlights
  • Premium Quality Extra Soft and Bouncy Virgin Beads
Show More
8
Craftplay Polystyrene Balls Jumbo Pack | White | Assorted Sizes | Pack of 100 Balls! | Poly Spheres
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Craftplay Polystyrene Balls Jumbo Pack | White | Assorted Sizes | Pack of 100 Balls! | Poly Spheres

Craftplay
Why we love it
  • Perfect for creative crafts.
  • Variety of sizes included.
  • Ideal for educational activities.
Main Highlights
  • POLYSTYRENE BALLS | Moulded polystyrene balls/spheres - White. Jumbo bag of 100 balls!
  • SIZE | Assorted pack of poly balls includes; 6cm x 20 pieces, 4cm x 30 pieces, and 2cm x 50 pieces balls.
  • CRAFTS | Polystyrene spheres are great for all manner of decorative craft activities and model making. They can be cut, glued or painted. Older children could even decorate the polystyrene spheres by pushing in pins with coloured heads or sequins. Try encouraging children to make Christmas decorations, human and animal characters or mobiles. Or how about decorating different size polystyrene spheres to encourage learning about the universe?
  • NURSERIES & PLAY GROUPS | The pack of polystyrene balls is suitable for craft groups, schools, nurseries, & play groups.
Show More
8.8
Excellent
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8.8
Excellent
Craftplay

Craftplay Polystyrene Balls Jumbo Pack | White | Assorted Sizes | Pack of 100 Balls! | Poly Spheres

Why we love it
  • Perfect for creative crafts.
  • Variety of sizes included.
  • Ideal for educational activities.
Main Highlights
  • POLYSTYRENE BALLS | Moulded polystyrene balls/spheres - White. Jumbo bag of 100 balls!
  • SIZE | Assorted pack of poly balls includes; 6cm x 20 pieces, 4cm x 30 pieces, and 2cm x 50 pieces balls.
  • CRAFTS | Polystyrene spheres are great for all manner of decorative craft activities and model making. They can be cut, glued or painted. Older children could even decorate the polystyrene spheres by pushing in pins with coloured heads or sequins. Try encouraging children to make Christmas decorations, human and animal characters or mobiles. Or how about decorating different size polystyrene spheres to encourage learning about the universe?
  • NURSERIES & PLAY GROUPS | The pack of polystyrene balls is suitable for craft groups, schools, nurseries, & play groups.
Show More
9
Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls

Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls

Bean Bag Heaven
Why we love it
  • Grade A premium quality.
  • Meets safety standards.
  • Made in the UK.
Show More
8.7
Excellent
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8.7
Excellent
Bean Bag Heaven

Bean Bag Booster Refill Polystyrene Beads Filling Top Up Bag Beans Balls

Why we love it
  • Grade A premium quality.
  • Meets safety standards.
  • Made in the UK.
Show More
10
Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (1 Cubic Feet)

Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (1 Cubic Feet)

Westminster
Why we love it
  • High-quality, durable polystyrene beads.
  • Made in the UK.
  • Fire retardant for safety.
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
8.7
Excellent
Product image 1
8.7
Excellent
Westminster

Bean Bag Filling Refill Booster Polystyrene Extra Beads Top Up Bag Beans Balls Various Sizes (1 Cubic Feet)

Why we love it
  • High-quality, durable polystyrene beads.
  • Made in the UK.
  • Fire retardant for safety.
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

We scanned 910 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 Westminster, Triplast, Creativ, Wensmy, DIYASY, GENERIC, Craftplay, Bean Bag Heaven, 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 4551 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: