10 Best Custom Size High Density Upholstery Foam Cushion Seat Pads in The UK
Last updated on 06/09/2025
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FOAM CRAFT® High Density White Upholstery Foam Sheet for furniture renewal, cushions & chair pads | Foam cut to size for seat pads, Premium Quality foam padding for sofa bed (60 X 120cm, Thick 5cm)
FOAM CRAFT
FOAM CRAFT
FOAM CRAFT® High Density White Upholstery Foam Sheet for furniture renewal, cushions & chair pads | Foam cut to size for seat pads, Premium Quality foam padding for sofa bed (60 X 120cm, Thick 5cm)
Why We Love It
- Long-lasting high-density foam support.
- Versatile for various applications.
- Customizable, durable, and resilient.
Main Highlights
- ✔️ 𝗛𝗶𝗴𝗵 𝗗𝗲𝗻𝘀𝗶𝘁𝘆 𝗙𝗼𝗮𝗺: Our Upholstery Foam is crafted with high density and firm polyurethane materials, ensuring durability, long-lasting and firm support for various furniture projects like use in indoor/outdoor foam padding, mattress topper, or use as 1 or 2 inch thick foam sheet for chair cushions
- ✔️ 𝗩𝗲𝗿𝘀𝗮𝘁𝗶𝗹𝗲 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀: Perfect for a wide range of comfort & upholstery projects including furniture cushions, chair cushions, mattress toppers, and DIY crafting, providing comfort and resilience, in one sitting!
- ✔️ 𝗖𝘂𝘀𝘁𝗼𝗺𝗶𝘇𝗮𝗯𝗹𝗲 𝗦𝗶𝘇𝗲: Available in various thicknesses like 2.5cm, 5cm, 7.5cm, 10cm, 12.5cm & 15cm thick, and numerous sizes to suit your specific needs, whether you're revamping a sofa or creating custom seating arrangements, our foam for seating adjusts everywhere!
- ✔️ 𝗗𝘂𝗿𝗮𝗯𝗹𝗲, 𝗥𝗲𝘀𝗶𝗹𝗶𝗲𝗻𝘁 & 𝗟𝗼𝗻𝗴 𝗹𝗮𝘀𝘁𝗶𝗻𝗴: Manufacturued to withstand daily use & maintain its shape over time, the FOAM CRAFT upholstery foam provides consistent support & comfort for years to come!
- ✔️ 𝗖𝘂𝘁 𝘁𝗼 𝗦𝗶𝘇𝗲 𝗙𝗼𝗮𝗺: Cut, Trim, and shape with ease (simply use a domestic bread knife) to achieve your desired dimensions and contours, making it ideal for al professional upholsterers, domestic users and DIY enthusiasts alike, FOAM CRAFT Upholstery Foam!
Value for Money
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Custom Size High Density Foam for Cushions, Sofas, Bench, Beds, Seats, Campervans, Indoor/Outdoor Padding Upholstery Foam Chair Pad Replacement (18cm Thick)
TALCON
TALCON
Custom Size High Density Foam for Cushions, Sofas, Bench, Beds, Seats, Campervans, Indoor/Outdoor Padding Upholstery Foam Chair Pad Replacement (18cm Thick)
Why We Love It
- High quality and durable foam.
- Customizable sizes for every need.
- Comfortable support for any application.
Main Highlights
- High Quality: High density sponge foam, ensuring durability and long-lasting resilience for various applications. This foam is great for dining chair pads, sofa & chair cushions, window seats, office chairs, car seats, garden furniture, footstools etc.
- Custom Size: You can customize the size by selecting Custom Size,Click the ''Customize now'' button,find the best cushion for your furniture or chair by customizing the size.With all the different thickness options available we are sure to have the prefect foam for you high density firm foam sheet.
- Comfortable&Durable: These high density sponges foam is durable and standard, also providing you nicely balanced support and comfort, bring you comfortable touch experience.High resistance to deformation and very firm - long lasting.Customizable foam max length is 250cm, the max width is 100cm.
- Indoor & Outdoor Use: Ideal for both indoor and outdoor applications,suitable for benchs,chairs, window seats, firm sofa cushions, rock and roll beds, caravans, campervans, boats, mattressess, sofas, headboards, foam stool tops, bar seating, feather and fibre cushions.
- Easy Customisation: Easily cut and shaped to fit any project, this foam can be personalised with minimal effort using a sharp knife, perfect for custom DIY endeavours.High density upholstery foam to restore, revitalize, and renew your household furniture and DIY projects,furniture and bedding support, art & craft projects, home and commercial upholstery applications.
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Custom Cut Upholstery Foam – High-Density Cushion Foam for Seats, Benches, DIY & More – Made to Order in Any Size (Recon Foam 36” x 24” x 4”)
Foam & Upholstery Warehouse
Foam & Upholstery Warehouse
Custom Cut Upholstery Foam – High-Density Cushion Foam for Seats, Benches, DIY & More – Made to Order in Any Size (Recon Foam 36” x 24” x 4”)
Why We Love It
- Perfect fit for any project.
- High-density support for comfort.
- Versatile for many applications.
Main Highlights
- Custom Cut to Size – Enter your exact dimensions for a perfect fit; ideal for DIY projects, upholstery, and furniture restoration.
- High-Density Foam – Offers firm, long-lasting support without flattening; perfect for daily-use seating.
- Multi-Use Applications – Great for cushions, benches, sofas, RVs, boats, window seats, and more.
- Made in the UK – Precision-cut fresh to order from premium polyurethane foam.
- Durable & Safe – Hypoallergenic, non-toxic, and built to last with consistent firmness and quality.
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4everPrime High Density White Extra Firm Upholstery Foam Sheet Cut to Size for Cushions, Sofa, Beds, Seats, Indoor/Outdoor Padding (25 x 25 x 6 inch)
4everPrime
4everPrime
4everPrime High Density White Extra Firm Upholstery Foam Sheet Cut to Size for Cushions, Sofa, Beds, Seats, Indoor/Outdoor Padding (25 x 25 x 6 inch)
Why We Love It
- Customizable size options available.
- High resistance for long-lasting use.
- Fully compliant with fire regulations.
Main Highlights
- We can Cut to Any Size, please send us a message through Amazon for a Free Competitive Quote
- WHITE Extra Firm Foam pads and sheets are High Resistance to Deformation and Long-Lasting.
- Idea for Dining Chair Pads, Sofa, Chair Cushions, Footstools, Window Seats, Car Seats, Outdoor and Garden Furniture, Caravan, Campervans, Boat Seat, outdoor, home, garden, dog, and exercise mattresses, etc.
- Complies with all the Fire Regulations and British Standards. Fully Fire-retardant
- Made in the UK
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Foam & Upholstery Warehouse High-Density White Foam Sheet – Cut to Size Firm Support Padding for Sofa Cushions, Campervans, Bench Seats, Beds, Chairs & DIY Projects (60" x 20" x 2")
Foam & Upholstery Warehouse
Foam & Upholstery Warehouse
Foam & Upholstery Warehouse High-Density White Foam Sheet – Cut to Size Firm Support Padding for Sofa Cushions, Campervans, Bench Seats, Beds, Chairs & DIY Projects (60" x 20" x 2")
Why We Love It
- Long-lasting firmness and comfort.
- Cut to your exact dimensions.
- Trusted by professionals and hobbyists.
Main Highlights
- Premium High-Density Foam Sheet Experience long-lasting firmness and comfort with our high-density white foam — ideal for replacing tired sofa cushions, campervan seats, chair pads, bench tops, and more.
- Cut to Your Desired Size Choose the exact dimensions you need for your upholstery project. Whether you’re working on furniture repair, DIY cushions, or van conversions, we cut to fit your custom needs.
- Multi-Use Firm Support Padding Provides strong support without sagging. Suitable for sofas, dining chairs, window seating, campervans, caravan beds, pet beds, and various upholstery restoration projects.
- Trusted by Upholsterers & DIY Experts Ideal for hobbyists and professionals, our foam insert offers reliable structure and shape retention. Great for custom furniture builds and cushion pad replacements.
- Made in the UK – Certified & Safe Crafted using premium polyurethane foam, fire-retardant and hypoallergenic. Produced to strict UK quality standards for safety, durability, and long-term performance.
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Furniture Replacement Foam Sheet, Cut To Any Size, High Density White Upholstery Foam Sheet For Sofa, Cushion Padding, Dining Chair, Seat Pad, Beds, DIY (15 cm Thick-Custom Size)
Lesone
Lesone
Furniture Replacement Foam Sheet, Cut To Any Size, High Density White Upholstery Foam Sheet For Sofa, Cushion Padding, Dining Chair, Seat Pad, Beds, DIY (15 cm Thick-Custom Size)
Why We Love It
- Customizable to your exact needs.
- High density for lasting durability.
- Reduces stress and enhances comfort.
Main Highlights
- CUSTOM FOAM CUT TO SIZE – Tailored upholstery foam sheets for your exact needs. Clicking the "Customize Now" button, selecting the length and width, than enter the exact size. Available in various sizes.
- HIGH DENSITY UPHOLSTERY FOAM – Our upholstery foam is crafted from flexible polyurethane, luxurious dense and extra firm, for long-lasting resilience and durability.
- REDUCE STRESS FOR BODY – Foam padding is very useful for regulating your body temperature as well as improving blood circulation in the body. Designed for luxurious comfort, reducing stress on body parts, and providing the perfect balance of comfort and relaxation.
- DIY CRAFTING – This foam can be personalised with minimal effort using a sharp knife, perfect for DIY crafting, light padding, lining material, and packaging. Besides, it can protect your valuables, kitchenware, cameras.
- VERSATILE APPLICATIONS – High-quality white foam sheet is the replacement core of seat pads, dining seat stools, bedding, office chairs, kitchen stools, footstools, window seats, and garden furniture.
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60 x 20 x 2 INCH High Density Upholstery Foam - Cushions, Seat Pad, Seating, Dinning, Stool, Chair, Sofas Window seats Armchairs firm Foam (152 x 51 x 5 CM)
BUY ALL HERE
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BUY ALL HERE
60 x 20 x 2 INCH High Density Upholstery Foam - Cushions, Seat Pad, Seating, Dinning, Stool, Chair, Sofas Window seats Armchairs firm Foam (152 x 51 x 5 CM)
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Why We Love It
- Compliant with UK Fire Regulations.
- Customizable to personal specifications.
- Crafted for diverse applications.
Main Highlights
- 🛑 UK FIRE SAFETY REGULATIONS - All of our Foam Products are manufactured to comply with The UK (Fire & Safety) Regulations 1988 Law. Please check that any Foam Product you buy meet these Regulations, as many do not 🛑
- ✅ With over 40 year of experience in the industry, we take great pride in the exceptional service we offer and we'll provide you with high quality products at the very best prices!
- ✅ We offer a fully bespoke service. We can supply foam cut to any size and custom shape to meet your exact specifications
- ✅ Ideal for many different uses, Can Easily be Cut to Size
- ✅ EASY & PROFESSIONAL USE - These upholstery foam sheets are highly customizable. You can easily cut, mold and fix it with adhesives. It is far more durable than standard expanded polystyrene foams. That’s why it’s mostly utilized by professional upholsters to ensure the quality and durability.
- ✅ IDEAL FOR - The upholstery foam is used for chair cushions, furniture cushions, bench cushions, boat cushions, car cushions, back support pads, window seats, caravans, headboards, sofa seat replacement and all other home and commercial upholstery applications.
- ✅ MADE IN UK – Complies with the Rigorous Requirements of BS1877 and BS7177
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Upholstery Foam Custom Size High Density Sofa Cushion Replacement Foams Padding Sheet, Cut to Any Size Sponge Foam for Home Accessories Supplies (Custom Size - 10cm Thick)
Kongdson
Kongdson
Upholstery Foam Custom Size High Density Sofa Cushion Replacement Foams Padding Sheet, Cut to Any Size Sponge Foam for Home Accessories Supplies (Custom Size - 10cm Thick)
Why We Love It
- Great for various padding needs.
- Durable with balanced support.
- Customizable sizes available.
Main Highlights
- ✔This foam is great for dining chair pads, sofa & chair cushions, window seats, office chairs, car seats, garden furniture, footstools etc. With all the different options available we are sure to have the prefect foam for you high density firm foam sheet.
- ✔These high density sponges foam is durable and standard, also providing you nicely balanced support and comfort, bring you comfortable touch experience.High resistance to deformation and very firm - long lasting.
- ✔High quality, high density, durable foam,we offer custom size,you've got the measurement we can cut it for you this listing is for upholstery foam cushions.
- ✔ Ideal for benchs,chairs, window seats, firm sofa cushions, rock and roll beds, caravans, campervans, boats, mattressess, sofas, headboards, foam stool tops, bar seating, feather and fibre cushions.
- ✔Since our package is vacuum packed, the foam needs to be placed for a 3-4 days to recover its shape.Our foam accepts customized size, enter the length, width, and thickness you need, then calculate your foam area, and select the corresponding area range.
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High Density Upholstery Foam Cushions Seat Pad Sofa Replacement Custom Size Sponge Foam Sheet, 3cm 5cm 8cm 10cm Thick Sponge Foam,80x35x3cm
Kongdson
Kongdson
High Density Upholstery Foam Cushions Seat Pad Sofa Replacement Custom Size Sponge Foam Sheet, 3cm 5cm 8cm 10cm Thick Sponge Foam,80x35x3cm
Why We Love It
- Customized for perfect fit.
- High-density durable foam.
- Ideal for multiple uses.
Main Highlights
- Customized Fit: Our foam custom to size,click the ''Customize now'' button,enabling you to create tailored seating solutions for dining chairs, sofas, footstools, window seats, and more.
- Premium Material: High density firm foam is made of high density sponges, durable and standard, also providing you nicely balanced support and comfort, bring you comfortable touch experience, you can use it for a long time.
- Multi-function Replacement Foams: Ideal for benchs,chairs, window seats, firm sofa cushions, rock and roll beds, caravans, campervans, boats, mattressess, sofas, headboards, foam stool tops, bar seating, feather and fibre cushions.
- Thickness: 3cm,5cm,8cm,10cm we offer.Easy to cut and durable. Ideal for dining room chair rests, sofa, chair cushion, footstool, window seats, car seats, outdoor and garden furniture, caravan, camper, boat seat, outdoor, home, garden, dog and exercise mats etc.
- Multiple Use: Upgrading upholstery Cushions on Settees, Couches, Wheelchairs, Benches, Furniture, Chairs at the dining table, stools, toppers for mattresses, Seating, Bedding, Sofas, Caravan / Camper vans, Art and Craft Projects, DIY Upholstering and Much more.
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Quest-Mart White High Density Foam – Custom Cut Seat Cushion for Chairs, Sofas, Garden Benches – Durable Upholstery Foam Sheet for Office, Car, Wheelchair & Outdoor Furniture (2 in, 20 x 20 in)
Quest-Mart
Quest-Mart
Quest-Mart White High Density Foam – Custom Cut Seat Cushion for Chairs, Sofas, Garden Benches – Durable Upholstery Foam Sheet for Office, Car, Wheelchair & Outdoor Furniture (2 in, 20 x 20 in)
Why We Love It
- Durable and easy to upholster.
- Customizable for any project.
- Provides excellent pressure relief.
Main Highlights
- Durable & Easy to Cover: The clean white foam is easy to upholster, making it perfect for upholstery foam, chair restoration, or sofa foam replacement projects.
- Custom Cut to Size Flexibility: Order your ideal sheet and trim to shape your perfect seat cushion, upholstery foam, or wheelchair cushion. Great for DIY projects and supports custom furniture needs.
- Premium High Density Foam Comfort: Enjoy long-lasting resilience with our high density foam, designed for pressure support and memory like response ideal as a car seat cushion, office chair cushion, or garden bench cushion.
- Multi-Purpose Use: Excellent for a variety of needs including seat pads, bench cushions, sofa cushion support, sun lounger cushions, and even pressure relief cushions for sensitive users.
- Support & Pressure Relief: Whether you need a back support cushion, seat pad, or pressure cushion, the dense foam provides ergonomic comfort and helps alleviate discomfort during prolonged sitting.