---
product_id: 709500583
title: "TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue"
brand: "tranquilrelax"
price: "R4232"
currency: ZAR
in_stock: true
reviews_count: 8
category: "Tranquil Relax"
url: https://www.desertcart.co.za/products/709500583-tranquilrelax-xl-memory-foam-seat-cushion-for-office-chair-3
store_origin: ZA
region: South Africa
---

# 3.35-inch height boost Non-slip rubber base High-density memory foam TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue

**Brand:** tranquilrelax
**Price:** R4232
**Availability:** ✅ In Stock

## Summary

> 💺 Upgrade your seat, upgrade your day — comfort that commands attention!

## Quick Answers

- **What is this?** TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue by tranquilrelax
- **How much does it cost?** R4232 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/709500583-tranquilrelax-xl-memory-foam-seat-cushion-for-office-chair-3)

## 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

- • **Posture Perfect:** Supports natural pelvic alignment to reduce lower back and hip strain during long hours.
- • **Elevate Your View:** Instant 3.35-inch seat height boost for better visibility and reach.
- • **Stay Put & Stay Fresh:** Anti-slip base locks cushion in place; breathable, removable, and machine-washable cover.
- • **Durable Medium-Firm Support:** Premium memory foam maintains shape without flattening, ensuring stable comfort.
- • **Ergonomic Comfort Redefined:** Beveled edge design reduces pressure on tailbone and sciatic nerve for all-day relief.

## Overview

The TranquilRelax XL Memory Foam Seat Cushion offers a 3.35-inch ergonomic height boost with high-density, medium-firm memory foam designed to relieve pressure on the coccyx and promote proper posture. Its extra-large size fits most adults comfortably, featuring a non-slip rubber base to prevent sliding and a breathable, removable mesh cover for easy cleaning. Ideal for office chairs, car seats, and travel, it’s a durable, portable solution for professionals seeking all-day comfort and improved seating ergonomics.

## Description

Buy TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue | Medium-firm Support for Long Sitting, Washable Mesh Cover, Non-slip Base, Perfect for Car Seats & Short Drivers: Back & Seat Cushions - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Comfortable, cool, thickness and worth every dollar! - Absolutely worth every dollar”. No paid review, no strings attached. Keep it clean and you are good to go. Fits well oversized, cool and gel-springs right back up after seating long hours. My budget was simple did not want to invest on expensive ergonomic bulky chairs, taking up space in my bedroom with a small computer set up. This two sets of gel cushions keep my back nice and straight and comfortable. The bottom chair gel-cushion has been excellent at keeping its shape and does provide excellent cushioning when sitting anywhere from 6-8 hours. The top back gel cushion-also got from desertcart and it’s absolutely a must! Chair cushion cover Easily washable, but cleans off w a chub too. If you’re looking to create a “small desk station with a nice chair” and provide yourself with comfort if have a limited budget, this is absolutely an ideal set up. Have a nice set up does not require immense expense, just the right necessities! Good support, firmness just right, well designed. The quality is very good for the price. I recently started working from home, remote more and did not want to spend an immense amount of money on chairs and set ups that would take up space in my bedroom, etc., this was just an ideal set up for my laptop and my screen. Bought the desk desertcart too easy set up.
Review: Love this comfortable cushion. - Exactly what I needed for my car seat. I am a vertically challenged person and was sitting on two pillows to be able to see over the hood of my car. The cushion is thick and very comfortable. I like how the end of the cushion rounds down. Nice and soft but you don’t sink into the cushion squishing it flat. I like that it has a removable washable cover. It’s easy to remove when my husband drives. I finally have a cushion that is extremely comfortable endurable.

## Features

- 【3.35-Inch Height Boost & Targeted Comfort】 Instantly raise your seat height by 3.35 inches for better visibility and reach! Combined with an ergonomic beveled edge design, this high-density memory foam cushion helps minimize pressure on your coccyx, tailbone, and sciatic area, offering soothing comfort for long sitting hours or post-surgery support
- 【Improves Posture & Reduces Back Strain】 Turn any hard chair into an ergonomic seat. The thoughtful beveled edge design encourages a natural, upright sitting posture by supporting proper pelvic alignment. This helps distribute your weight evenly, reducing strain on your lower back, hips, and thighs - whether you're working 8+ hours at a desk or on a long drive
- 【Medium-Firm Support That Won't Flatten】 Please note: To provide proper ergonomic support, this cushion is intentionally designed with a Medium-Firm feel, NOT a plush, sink-in feel. If you prefer ultra-soft foam, this may not be the right fit. Unlike soft cushions that quickly bottom out, our premium memory foam holds its shape all day, providing stable, resilient lift that won't flatten over time
- 【Extra Large & Perfect for Short Individuals】 Measuring 18.5" x 16.9", this cushion accommodates adults comfortably while providing the perfect 3.35-inch height boost. Ideal for short drivers needing better road visibility, seniors needing extra height to transition in and out of chairs, wheelchair users, and anyone seeking reliable support for office chairs, car seats, dining chairs, and travel situations
- 【Non-Slip Rubber Base & Easy to Wash】 Say goodbye to constant adjusting! A sturdy anti-slip rubber bottom locks the cushion securely in place, so it won't slide around on your office chair, car seat, or wheelchair. The breathable mesh cover features a durable zipper, making it easily removable and machine-washable for hassle-free hygiene

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DP9CG58X |
| Age Range Description | Adult |
| Best Sellers Rank | #636 in Office Products ( See Top 100 in Office Products ) #7 in Back Cushions & Seat Cushions |
| Brand | TranquilRelax |
| Brand Name | TranquilRelax |
| Color | Blue |
| Customer Reviews | 4.2 out of 5 stars 2,341 Reviews |
| Fabric Type | 100% Polyester Mesh Cover |
| Fill Material | Memory Foam |
| Item Firmness Description | Medium Firm |
| Item Highlight | Medium-firm Support for Long Sitting, Washable Mesh Cover, Non-slip Base, Perfect for Car Seats & Short Drivers |
| Manufacturer | TranquilRelax |
| Manufacturer Part Number | MPN-TR0001-L-BU |
| Material Features | Breathable, Moisture Wicking |
| Material Type | Memory Foam |
| Material Type Free | Formaldehyde Free, Latex Free |
| Model Name | MPN-TR0001-L-BU |
| Model Number | MPN-TR0001-L-BU |
| Number of Pieces | 1 |
| Pattern | Solid |
| Product Care Instructions | The memory foam core is not washable. For easy care, remove the zippered cover and machine wash cold on a gentle cycle. Do not bleach or tumble dry. Air dry completely before reusing. |
| Recommended Uses For Product | Driving, Reading, Resting, Sitting, Traveling |
| Shape | Rectangular |
| Size | X-Large |
| Special Feature | Anti-Slip, Moisture-Wicking, Portable, Removable Cover, Breathable |
| Special Features | Anti-Slip, Moisture-Wicking, Portable, Removable Cover, Breathable |
| Specific Uses For Product | Casual sitting, Long-haul drivers, Office workers, Work-from-home |
| Target Use Body Part | Buttocks, Legs |
| Unit Count | 1 Count |

## Product Details

- **Brand:** TranquilRelax
- **Color:** Blue
- **Fill Material:** 100% High Density Memory Foam
- **Size:** X-Large
- **Special Feature:** Anti-Slip, Moisture-Wicking, Portable, Removable Cover, Breathable

## Images

![TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue - Image 1](https://m.media-amazon.com/images/I/81y2PQ46ATL.jpg)
![TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue - Image 2](https://m.media-amazon.com/images/I/81fVKUakKzL.jpg)
![TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue - Image 3](https://m.media-amazon.com/images/I/81PCtJPAYVL.jpg)
![TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue - Image 4](https://m.media-amazon.com/images/I/81VuWRzyj8L.jpg)
![TranquilRelax XL Memory Foam Seat Cushion for Office Chair, 3.35-Inch, Blue - Image 5](https://m.media-amazon.com/images/I/81DWHWwwjmL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Comfortable, cool, thickness and worth every dollar!
*by B***E on June 29, 2025*

Absolutely worth every dollar”. No paid review, no strings attached. Keep it clean and you are good to go. Fits well oversized, cool and gel-springs right back up after seating long hours. My budget was simple did not want to invest on expensive ergonomic bulky chairs, taking up space in my bedroom with a small computer set up. This two sets of gel cushions keep my back nice and straight and comfortable. The bottom chair gel-cushion has been excellent at keeping its shape and does provide excellent cushioning when sitting anywhere from 6-8 hours. The top back gel cushion-also got from Amazon and it’s absolutely a must! Chair cushion cover Easily washable, but cleans off w a chub too. If you’re looking to create a “small desk station with a nice chair” and provide yourself with comfort if have a limited budget, this is absolutely an ideal set up. Have a nice set up does not require immense expense, just the right necessities! Good support, firmness just right, well designed. The quality is very good for the price. I recently started working from home, remote more and did not want to spend an immense amount of money on chairs and set ups that would take up space in my bedroom, etc., this was just an ideal set up for my laptop and my screen. Bought the desk Amazon too easy set up.

### ⭐⭐⭐⭐⭐ Love this comfortable cushion.
*by L***S on June 27, 2026*

Exactly what I needed for my car seat. I am a vertically challenged person and was sitting on two pillows to be able to see over the hood of my car. The cushion is thick and very comfortable. I like how the end of the cushion rounds down. Nice and soft but you don’t sink into the cushion squishing it flat. I like that it has a removable washable cover. It’s easy to remove when my husband drives. I finally have a cushion that is extremely comfortable endurable.

### ⭐⭐⭐⭐ easy to set up and feels comfortable
*by L***H on June 25, 2026*

got as a gift, works great, recommend

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**Shop now:** [https://www.desertcart.co.za/products/709500583-tranquilrelax-xl-memory-foam-seat-cushion-for-office-chair-3](https://www.desertcart.co.za/products/709500583-tranquilrelax-xl-memory-foam-seat-cushion-for-office-chair-3)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-20*