# Everlasting 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.

- [Original product page](https://best-deals.pro/product/everlasting-comfort-large-memory-foam-seat-cushion)
- [View offer](https://best-deals.pro/visit/everlasting-comfort-large-memory-foam-seat-cushion)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Everlasting Comfort
- Model: Seat Cushion for Office Chair
- Category: Home & Kitchen > Home Textiles > Pillows, Cushions & Inserts
- Price: 47.98 USD
- Previous price: 59.99 USD
- Discount: 20%
- Price checked: 2026-11-11T06:48:34.213Z
- Rating: 4.4 / 5
- Reviews: 106009

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## 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.

## 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.

## Specifications

### Identity
- Brand: Everlasting Comfort
- Model: Seat Cushion for Office Chair
- Size: Large
- Color: Black
- Pieces: 1
### Materials and construction
- 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 and installation
- Dimensions: 17.3"L x 14"W x 3.15"H
- Weight listed: 680 g
- Form factor: Semi-circular with Coccyx Cutout
### Use
- Recommended uses: Boating, Driving, Medical
- Age range: Adult

## Before you buy

- 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.

## 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 feedback

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.
- Positive themes: 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.

## Alternative options

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## Add-ons

- [Everlasting Comfort The Original Lumbar Support Pillow for Office Chair - Improves Posture, Promotes Back Pain Relief - Superior Back Support for Gaming and Desk Chairs - Lumbar Pillow for Car, Couch](https://best-deals.pro/visit/everlasting-comfort-original-large-lumbar-support-pillow)
- [Everlasting Comfort Car Seat Cushion for Driving - Orthopedic Car Cushion for Office, Travel, Gaming Chair Memory Foam Driver Booster for Short People, Non-Slip, Washable Cover, Back & Sciatica Relief](https://best-deals.pro/visit/everlasting-comfort-memory-foam-seat-cushion)

## Images

![Everlasting Comfort Large Memory Foam Seat Cushion — 1](https://best-deals.pro/i/VX-Qz0HDDhTsuuIP5OYPLxjxXD-r-qwju7e9HMKzl461C9v3RFPr7u3KcDgRXGelhCiBB4KGi8AN2xunrccgOWso_G6W2-IwX0SFqCR4SdEyBI_ZGIY9BwsP.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 2](https://best-deals.pro/i/-FHDN0L9EJRlV18G2dxrIBjojvJtwRPHe09oarinlvsZ9ZrLS8sjgRiZ6aOAl6r7XWnBS4lBz0Twa8O4cwk7VkPCj7d_blIXVSDH3E7trx2vD60YuuNx5uVp.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 3](https://best-deals.pro/i/E-pqJbFI0rL7Ra81IdTfbDasjVXz7l5Tl1GBPkpv_zxWcdHcTey_YO3_JqYjikyisDMSzi5t3rh7Bcv9jwOebvbWVuW4rf-S1MEPPcczBxus_VQwRmCy7cQZ.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 4](https://best-deals.pro/i/NGcPQubD82Sml3sHtdAj6aOlhzDdLQnPqrBUT9hdsuEtlcy9Sk_nXZOQvUjO_cWcZPeJypJwmITocFVTDAtcXujofzad2DV6WvIz8_HzVVCKL6A3r8D3hFZW.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 5](https://best-deals.pro/i/9x3iNvmPPVXQTEsdlCATfTbGH_nHq8y-ePnf1-7tXdjufPlRXHV0aRYJkATb-soDRcRndFBtvXb37sd89i7eRInWO5qvzkPB7A8UwvMmMB0PnEGdCynuvyJ_.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 6](https://best-deals.pro/i/7E8CzgI33vpHXyDaiy32Q4vrq9m8s9V7TdLpRKG4q06hRrSNXrJnpdzmCLdXU-cZLVUkBx0T8DBT3RXjylGQyw6j-pthBac_U6MJEoioIT8VgOSHcL0XJ2Jv.jpg)

![Everlasting Comfort Large Memory Foam Seat Cushion — 7](https://best-deals.pro/i/ID6mq6hmPxRL_RAcPGAs-t1NNaug6RmgC5LSa9wk5W1IK37vYmigQARo_1wNzzhp4KxJht273qn2wDVTmHu184Gwb5v5IlSz1RI2U8CN3QBh8AodYX4XJ_7d.jpg)