Foamma 7 in x 28 in x 28 in High Density Upholstery Foam - Durable
Foamma 7 in x 28 in x 28 in High Density Upholstery Foam - Durable
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In this review the Foamma 7 in x 28 in x 28 in High Density Upholstery Foam is evaluated as a straightforward replacement option for cushions and seat repair. The bottom line: it is best for DIYers and hobby upholsterers who need a firm, long lasting cushion insert that holds shape and offers resilient support. The reviewer found the foams 1.8 density and 44 lb compression rate deliver noticeable firmness without feeling rock hard, making it a practical choice for chairs, couches, and custom pillow projects where durability and consistent support matter.
Key Features
- Durable high density: The 1.8 density foam provides firm, long lasting support suitable for furniture that sees daily use.
- Compression and recovery: With a 44 lb compression rate and 100% recovery rate, the foam is designed to regain shape after use for consistent seating comfort.
- Custom cuts: Each order is custom cut to the requested size so you can get a precise 7 in thickness and the correct length and width for your cover.
- CertiPUR-US certified materials: The foam is made without ozone depleting substances, giving peace of mind about material quality.
- Compact packaging: The product ships compressed for easier handling and expands to full size within 72 hours when opened.
Who It's For
This foam is aimed at DIY upholsterers, sewing and craft hobbyists, and homeowners repairing chair and couch cushions who want a firm, resilient replacement insert. It suits projects needing a consistent, supportive core such as seat cushions, thick-custom pillows, and smaller couch cushion repairs.
It is less ideal for anyone seeking very soft, plush seating or an immediate full loft out of the box; some customers report the compressed packing can delay full expansion, so those needing instant maximum thickness or a pillowlike softness should consider softer foam types instead.
Pros & Cons
Pros
- Firm, supportive feel that restores seating structure for worn cushions.
- Custom cut sizing removes the need for trimming for many projects.
- Durable construction intended for daily use and long life.
- Made with CertiPUR-US certified materials for safer indoor use.
Cons
- Compressed shipping means the foam can take up to 72 hours to fully expand and some buyers report incomplete decompression.
- Firmness may be too much for users who prefer very soft, plush cushions.
Specifications
| Brand | Foamma |
| Dimensions | 7 in x 28 in x 28 in |
| Density | 1.8 (high density) |
| Compression rate | 44 lb |
| Recovery | 100% recovery rate |
| Certification | CertiPUR-US certified materials |
| Packaging | Compactly packaged; expands within 72 hours |
Our Verdict
The Foamma 7 in x 28 in x 28 in High Density Upholstery Foam is a solid value for anyone repairing cushions who needs a firm, resilient replacement that holds shape over time. It is best for projects that require durability and support rather than plush softness, and the custom cut option makes it easy to get the right fit with minimal trimming.
Frequently Asked Questions
How long until the foam returns to full size?
The foam ships compressed and typically reaches full expansion within 72 hours after opening, though some buyers report slower decompression in cold conditions.
Is this foam soft enough for couch cushions?
It is firm and supportive with a 1.8 density and 44 lb compression rate; it works well for seat inserts but may be firmer than people wanting plush couch cushioning.
Can I request a custom size?
Yes, each order is custom cut to the dimensions you provide; measure seam to seam and contact the seller if you need measurement help.
Editor's Take
The Foamma 7 in x 28 in x 28 in High Density Upholstery Foam is a good value for DIYers needing firm, durable cushion replacement; it offers strong support and custom cuts but may decompress slowly after compact packaging.

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