1 / 7Everlasting Comfort Large Memory Foam Seat Cushion
The Everlasting Comfort Seat Cushion for Office Chair is a large memory-foam cushion with a coccyx cutout, removable cover, and non-slip bottom. The listing describes it for office and car seating, it is intended to add cushioning and support, not to guarantee pain relief.
At a glance
- A U-shaped rear cutout is intended to reduce pressure around the tailbone while seated.
- Removable cover is machine washable, the memory-foam core must not be washed or machine dried.
- Portable design and non-slip bottom are claimed for use across office and vehicle seats.
Reference price: $59.99
Price checked: Nov 11, 2026
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Pros and cons
Pros
- Memory-foam construction and a coccyx cutout provide a defined alternative to a flat seat pad.
- A removable, washable cover makes routine cleaning easier without washing the foam core.
- Listed 17.3-by-14-inch footprint can be considered when checking fit on an office or vehicle seat.
Technical specifications
15 specifications| Brand | Everlasting Comfort |
|---|---|
| Model | Seat Cushion for Office Chair |
| Size | Large |
| Color | Black |
| Pieces | 1 |
| Fill material | Memory Foam |
|---|---|
| Firmness | Medium |
| Features | Anti-Slip, Compressible, Memory Foam Core, Portable, Removable Cover |
| Cover care | Remove cover from memory foam. Cover is machine washable on a gentle cycle with cold water. Dryer safe (low heat) or air-dry setting. DO NOT PUT MEMORY FOAM IN WASHER OR DRYER. Disclaimer: we do not guarantee this product cures lower back, coccyx, and sciatica pain |
| Latex | Latex Free |
| Dimensions | 17.3"L x 14"W x 3.15"H |
|---|---|
| Weight listed | 680 g |
| Form factor | Semi-circular with Coccyx Cutout |
| Recommended uses | Boating, Driving, Medical |
|---|---|
| Age range | Adult |
What to know before buying
Listing details to confirm
The listing describes the firmness as Medium, while customer feedback reports mixed firmness preferences, comfort and fit can vary. The manufacturer also says it does not guarantee relief from lower-back, coccyx, or sciatica pain, do not wash or dry the foam core.
Who is it for?
A good fit for
- People seeking a portable cushion for office, desk, or car seating.
- Buyers who want a removable washable cover and a tailbone cutout.
Less suited to
- Anyone seeking a guaranteed treatment or cure for back, coccyx, or sciatica pain.
- Buyers who prefer a soft cushion, since customer feedback includes reports that it feels too firm.
Customer reviews on Amazon
- 5 stars
67% 67% - 4 stars
16% 16% - 3 stars
8% 8% - 2 stars
4% 4% - 1 star
5% 5%
Customer feedback describes comfort, support, posture help, and perceived relief for lower-back and tailbone discomfort, including use during long sitting. Firmness is mixed: some find it firm but not hard, while others find it too firm. That makes personal firmness preference an important consideration alongside the listed Medium firmness. The aggregate rating is 4.4 out of 5 from 106,009 global ratings, but ratings alone do not establish performance for a particular buyer.
Positive themes
- Customer feedback highlights comfort and perceived relief for lower-back and tailbone discomfort.
- Customers also report support and help with posture during extended sitting.
Mixed feedback
- Firmness opinions differ, some customers consider it too firm, while others describe it as firm without being hard.
Frequently asked questions
Can the entire cushion be machine washed?
No. The listing says to remove and machine wash the cover on a gentle cold-water cycle, do not put the memory foam in a washer or dryer.
Can it be used in a car?
The listing describes it for car seats as well as office chairs. Check the listed 17.3"L x 14"W x 3.15"H dimensions against the seat.
Does it guarantee pain relief?
No. The manufacturer explicitly states that it does not guarantee a cure for lower-back, coccyx, or sciatica pain.
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