---
product_id: 738284688
title: "Large Seat Cushion, Memory Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black)"
brand: "tranquilrelax"
price: "$82.76"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/738284688-large-seat-cushion-memory-foam-cushion-for-long-sitting-hours
store_origin: US
region: United States of America
---

# Non-slip rubber base for stability Premium memory foam, year-round softness 17.7x16.1x3 in large size Large Seat Cushion, Memory Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black)

**Brand:** tranquilrelax
**Price:** $82.76
**Availability:** ✅ In Stock

## Summary

> 🛋️ Sit Smart, Feel Unstoppable: Upgrade Your Comfort Game!

## Quick Answers

- **What is this?** Large Seat Cushion, Memory Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black) by tranquilrelax
- **How much does it cost?** $82.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/738284688-large-seat-cushion-memory-foam-cushion-for-long-sitting-hours)

## Best For

- tranquilrelax enthusiasts

## Why This Product

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

## Key Features

- • **Non-Slip Stability:** Rubber bottom grips your chair firmly—no sliding, no distractions.
- • **Premium Memory Foam:** Soft yet supportive foam stays pliable even in winter, relieving sciatica, hip, and coccyx pain.
- • **Breathable Mesh Cover:** Removable, air-flow mesh keeps you cool and sweat-free during long sitting hours.
- • **Ergonomic Large Design:** Spacious 17.7x16.1 inch cushion molds perfectly to your body for all-day comfort.
- • **Versatile Comfort On-the-Go:** Perfect for office, car, home, or airplane seats—comfort wherever your busy life takes you.

## Overview

The TranquilRelax Large Seat Cushion features a generous 17.7x16.1 inch memory foam pad designed to relieve back, sciatica, hip, and coccyx pain. Its breathable mesh cover and non-slip rubber base ensure all-day comfort and stability across office chairs, cars, and airplanes. Lightweight and durable, it’s the perfect ergonomic upgrade for professionals who sit long hours.

## Description

TranquilRelax Large Seat Cushion, Memory Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black)

## Features

- [Soft Foam ] Our seat cushion is crafted with premium soft foam to ensure optimal comfort and support. Unlike other seat cushions, it remains pliable even in the winter months to make it the perfect chair pad for year-round use. The Large size office seat cushion brings you moreprovides greater comfort. It provides adequate and support for legs and hips, effectively alleviatingto alleviate sciatica, tailbone pain, leg numbness, and hip discomfort.
- [Large Size Cushion] TranquilRelax Seat Cushion measures 17.71x16.14 x3 inches. The extra spacious design enhances your comfort and conforms to your body. The pad has a removable and breathable mesh cover to ensure optimal air flow and to prevent discomfort caused by sweat during prolonged sitting.
- [Non-slip Bottom]The non-slip rubber bottom ensures that it will securely stay it in place.This seat cushion has a curve edge, which is more ergonomic and fits your body.
- [Multiple Uses] Our Chair pad fits all types of chairs or seats. The large size office seat cushion provides greater comfort and support for legs and hips, to alleviate sciatica, tailbone pain, leg numbness, and hip discomfort.It provides enough support for sedentary people. It is perfect for office chair, home seat, car seat, airplane seat. When you take a long journey, you can take it with you.
- [Practical Gift] The seat cushion is both soft and supportive, which will not deform and sturdy. It is ideal for individuals with a sedentary lifestyle. It serves as an excellent practical gift option for your families, friends, superiors, clients, teachers and colleagues.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | TranquilRelax |
| Model Number | MPN-TR0001-0BL |
| Color | Black |
| Product Dimensions | 44.98 x 41 x 0.25 cm; 939 g |
| Material | Foam |
| Special Features | ‎Breathable |
| Item Weight | 939 g |

## Product Details

- **Brand:** TranquilRelax
- **Special features:** ‎Breathable
- **Colour:** Black
- **Size:** Large
- **Fill material:** Foam

## Images

![Large Seat Cushion, Memory Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black) - Image 1](https://m.media-amazon.com/images/I/8102PUg5AXL.jpg)

## Available Options

This product comes in different **Item Package Quantity** options.

## Frequently Bought Together

- TranquilRelax Large Seat Cushion, Soft Foam Cushion for Long Sitting Hours on Office Chair, Home & Car, Non-Slip Chair Pad for Relieving Back & Sciatica & Hip & Coccyx Pain (Black)
- QUTOOL Lumbar Support Pillow for Office Chair Back Support Pillow for Car, Computer, Gaming Chair Memory Foam Back Cushion for Back Pain Relief Improve Posture, Mesh Cover Double Adjustable Straps

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*