---
product_id: 585825492
title: "Seat Cushion,Thick Memory Foam Cushions for Office Chair, Car Seat, Airplane, Relieving Pressure Tailbone Sciatica Back Pain for Long Sitting Office Workers, Car Drivers 4.7in Thick Grey"
brand: "blisstrends"
price: "1553475₫"
currency: VND
in_stock: true
reviews_count: 13
category: "Bliss Trends"
url: https://www.desertcart.vn/products/585825492-seat-cushion-thick-memory-foam-cushions-for-office-chair-car
store_origin: VN
region: Vietnam
---

# machine washable cover 4.7in thick memory foam non-slip base grip Seat Cushion,Thick Memory Foam Cushions for Office Chair, Car Seat, Airplane, Relieving Pressure Tailbone Sciatica Back Pain for Long Sitting Office Workers, Car Drivers 4.7in Thick Grey

**Brand:** blisstrends
**Price:** 1553475₫
**Availability:** ✅ In Stock

## Summary

> 🪑 Upgrade your seat, upgrade your life — comfort that commands attention.

## Quick Answers

- **What is this?** Seat Cushion,Thick Memory Foam Cushions for Office Chair, Car Seat, Airplane, Relieving Pressure Tailbone Sciatica Back Pain for Long Sitting Office Workers, Car Drivers 4.7in Thick Grey by blisstrends
- **How much does it cost?** 1553475₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/585825492-seat-cushion-thick-memory-foam-cushions-for-office-chair-car)

## Best For

- blisstrends enthusiasts

## Why This Product

- Trusted blisstrends brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Cloud-Like Comfort:** 4.7-inch high-density memory foam cushions your tailbone and hips for all-day relief.
- • **Stay-Put Stability:** Special non-slip bottom keeps your cushion firmly in place—no more annoying sliding.
- • **Ergonomic Pain Relief:** Cocktail edge design targets sciatica, tailbone, and back pain while promoting healthy posture.
- • **Universal Fit & Style:** Generous 18x16 inch size fits most chairs—office, car, airplane, or gaming setup—elevate any seat instantly.
- • **Effortless Cleanliness:** Removable, machine-washable velvet cover with premium embroidery for a fresh, polished look.

## Overview

The BlissTrends Seat Cushion features a 4.7-inch thick high-density memory foam core that ergonomically supports thighs, hips, and tailbone to relieve pressure and reduce sciatica and back pain. Its non-slip base ensures stability on most chairs, while the removable, machine-washable velvet cover adds a premium, easy-care finish. Sized at 18.11" x 16.14", this versatile cushion is ideal for office workers, drivers, and travelers seeking all-day comfort and improved posture.

## Description

Buy BlissTrends Seat Cushion,Thick Memory Foam Cushions for Office Chair, Car Seat, Airplane, Relieving Pressure Tailbone Sciatica Back Pain for Long Sitting Office Workers, Car Drivers 4.7in Thick Grey: Back & Seat Cushions - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: ⭐️⭐️⭐️⭐️⭐️ Comfort You Can Feel Immediately – A Must-Have for Long Sitting - The BlissTrends Seat Cushion is a total lifesaver for anyone who sits for long periods. The 4.7-inch thick memory foam is supportive yet soft, providing the perfect balance of comfort and stability. You can feel the difference as soon as you sit down — it really helps relieve pressure on the tailbone, lower back, and hips. What stands out most is how well it helps with sciatica and back pain. After using this cushion consistently, long workdays and car rides are much more comfortable. The ergonomic shape supports proper posture, which makes a noticeable difference over time. It’s also incredibly versatile, perfect for office chairs, car seats, airplanes, and even dining chairs. The cover feels smooth and high quality, and it stays in place without constantly sliding around. If you work at a desk, drive often, or deal with back discomfort, this cushion is absolutely worth it. Comfortable, supportive, and well-made, highly recommended!
Review: Life-Changing Comfort — A Must-Have for Anyone Who Sits All Day! - I can’t say enough good things about the BlissTrends 5.2-inch Thick Memory Foam Seat Cushion. I’ve tried a handful of cushions over the years, but nothing even comes close to the comfort and support this one delivers. The moment I sat on it, I could feel the difference — the memory foam is dense, supportive, and genuinely comfortable, not the cheap kind that flattens out in a week. I use it at my desk for long workdays, and it has drastically reduced my lower back and tailbone discomfort. The ergonomic design takes pressure off exactly where you need it, and my sciatica pain has noticeably improved since switching to this cushion. Long drives feel easier too; it fits perfectly in my car seat and stays in place. The thickness is perfect — luxuriously soft but firm enough to keep your posture aligned. Even after hours of sitting, it still bounces back and holds its shape. The cover feels high-quality and breathable, and it’s removable for easy cleaning. If you sit for extended periods — whether in the office, car, or even on long flights — this cushion is a game-changer. Comfortable, supportive, and absolutely worth it. Highly recommended!

## Features

- [Thick Cushion] The seat cushion measures 18.11" x 16.14" x 4.76" and includes about 4.7" thick soft memory foam gently conforms to your body, giving you a comfortable experience. The shape of the chair cushion is ergonomically designed to hold up the thighs and hips, effectively helping to alleviate the discomfort caused by sitting for long periods of time.
- [Advanced Design] Our seat cushion is made of high-density memory foam. Super soft velvet cover with high quality embroidery for a premium look. The cover is equipped with a high-quality smooth zipper and is removable and machine washable. The bottom of the seat cushion has a special non-slip design, so you don't have to worry about the cushion sliding.
- [Tailbone Pain Relief] The seat cushion's unique cocked edge design provides adequate support for the legs and hips, effectively reducing sciatica, tailbone, back pain, leg numbness and hip pain. In addition, this thick chair cushion also helps to improve posture and relieve sedentary fatigue.
- [Practical Presents] The seat cushion is both soft and supportive, not easily dented, and suitable for sedentary people. Perfect as a practical gift for your family, friends, bosses, clients and colleagues.
- [Suitable For Most Chairs] This seat cushion is thick and is sized for most chairs, perfect for office, home, travel, game stands, car seats or wheelchairs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BZCP9F9B |
| Age Range (Description) | Adult |
| Best Sellers Rank | #781 in Office Products ( See Top 100 in Office Products ) #8 in Back Cushions & Seat Cushions |
| Brand | BlissTrends |
| Color | Grey |
| Customer Reviews | 4.4 4.4 out of 5 stars (6,288) |
| Date First Available | May 1, 2023 |
| Fabric Type | 100% Polyurethane Foam & 100% Polyester |
| Fill Material | Memory Foam |
| Item Firmness Description | Soft |
| Item Weight | 2.38 pounds |
| Manufacturer | BlissTrends |
| Material | Memory Foam |
| Number of Pieces | 1 |
| Pattern | Solid |
| Product Care Instructions | Machine Wash |
| Product Dimensions | 18.11"L x 16.14"W |
| Recommended Uses For Product | Sitting |
| Shape | Semicircular |
| Size | Large |
| Special Feature | Removable |
| Unit Count | 1.0 Count |
| Use for | Whole Body |

## Product Details

- **Brand:** BlissTrends
- **Color:** Grey
- **Fill Material:** Memory Foam
- **Size:** Large
- **Special Feature:** Removable

## Images

![Seat Cushion,Thick Memory Foam Cushions for Office Chair, Car Seat, Airplane, Relieving Pressure Tailbone Sciatica Back Pain for Long Sitting Office Workers, Car Drivers 4.7in Thick Grey - Image 1](https://m.media-amazon.com/images/I/71bsZNo+F6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ ⭐️⭐️⭐️⭐️⭐️ Comfort You Can Feel Immediately – A Must-Have for Long Sitting
*by M***1 on January 11, 2026*

The BlissTrends Seat Cushion is a total lifesaver for anyone who sits for long periods. The 4.7-inch thick memory foam is supportive yet soft, providing the perfect balance of comfort and stability. You can feel the difference as soon as you sit down — it really helps relieve pressure on the tailbone, lower back, and hips. What stands out most is how well it helps with sciatica and back pain. After using this cushion consistently, long workdays and car rides are much more comfortable. The ergonomic shape supports proper posture, which makes a noticeable difference over time. It’s also incredibly versatile, perfect for office chairs, car seats, airplanes, and even dining chairs. The cover feels smooth and high quality, and it stays in place without constantly sliding around. If you work at a desk, drive often, or deal with back discomfort, this cushion is absolutely worth it. Comfortable, supportive, and well-made, highly recommended!

### ⭐⭐⭐⭐⭐ Life-Changing Comfort — A Must-Have for Anyone Who Sits All Day!
*by K***X on November 20, 2025*

I can’t say enough good things about the BlissTrends 5.2-inch Thick Memory Foam Seat Cushion. I’ve tried a handful of cushions over the years, but nothing even comes close to the comfort and support this one delivers. The moment I sat on it, I could feel the difference — the memory foam is dense, supportive, and genuinely comfortable, not the cheap kind that flattens out in a week. I use it at my desk for long workdays, and it has drastically reduced my lower back and tailbone discomfort. The ergonomic design takes pressure off exactly where you need it, and my sciatica pain has noticeably improved since switching to this cushion. Long drives feel easier too; it fits perfectly in my car seat and stays in place. The thickness is perfect — luxuriously soft but firm enough to keep your posture aligned. Even after hours of sitting, it still bounces back and holds its shape. The cover feels high-quality and breathable, and it’s removable for easy cleaning. If you sit for extended periods — whether in the office, car, or even on long flights — this cushion is a game-changer. Comfortable, supportive, and absolutely worth it. Highly recommended!

### ⭐⭐⭐⭐ Comfortable for a little while
*by J***I on December 25, 2025*

It's nice and soft and has a nice cover with a handle which I appreciate cuz I'm going to be taking this thing back and forth to work to use in an office chair that I have to sit in all night long but it does seem to flatten out fairly quickly I am on the heavier side so that could be the reason but I did purchase it according to the details.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/585825492-seat-cushion-thick-memory-foam-cushions-for-office-chair-car](https://www.desertcart.vn/products/585825492-seat-cushion-thick-memory-foam-cushions-for-office-chair-car)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-20*