---
product_id: 378260631
title: "curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black)"
brand: "curble"
price: "705.43 DT"
currency: TND
in_stock: true
reviews_count: 4
category: "Curble"
url: https://www.desertcart.tn/products/378260631-curble-wider-ergonomic-desk-chair-seat-cushion-everyday-passive-posture
store_origin: TN
region: Tunisia
---

# Supports up to 802 lbs load Lightweight at just 1.9 lbs Air-hole ventilation for all-day coolness curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black)

**Brand:** curble
**Price:** 705.43 DT
**Availability:** ✅ In Stock

## Summary

> 🪑 Sit Smart, Stand Out: Elevate Your Posture Game Everywhere

## Quick Answers

- **What is this?** curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) by curble
- **How much does it cost?** 705.43 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/378260631-curble-wider-ergonomic-desk-chair-seat-cushion-everyday-passive-posture)

## Best For

- curble enthusiasts

## Why This Product

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

## Key Features

- • **Cool Comfort, Always:** Innovative air-hole ventilation combined with high-density foam keeps you sweat-free and focused during marathon work or gaming sessions.
- • **Portable Wellness Habit:** Weighing only 1.9 lbs and no assembly needed—take your posture trainer from home to office or car with zero hassle.
- • **Unmatched Strength & Flex:** Highly elastic unibody design balances firm lumbar support with flexible comfort, handling up to 802 lbs without breaking a sweat.
- • **Effortless Posture Upgrade:** Transforms any chair into an ergonomic powerhouse using your own body weight to realign your spine naturally.
- • **Certified Safe & Sustainable:** Made in Korea with VOC-free materials and eco-friendly adhesives, ensuring your health and the planet’s are both supported.

## Overview

The curble Wider is a lightweight, ergonomically designed seat cushion that passively trains your posture by leveraging your body weight to support lumbar alignment. Crafted from durable polyamide 6 resin and high-density foam, it supports up to 802 lbs and features an innovative air-hole ventilation system to keep you cool. Certified safe and eco-friendly, this portable cushion is perfect for office, home, or car use, helping busy professionals build healthier sitting habits effortlessly.

## Description

desertcart.com: curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) : Health & Household

Review: It really helps - It can reduce the discomfort after sitting too long
Review: Nope - This gave good lumbar support but your upper back remains unsupported. My posture is better without this. Your shoulders will still bunch over using this since it's only lumbar support. It only works on cars surfaces too. If you use it on something soft the plastic really digs into your legs and back and it's very painful.

## Features

- Polyamide 6 Resin
- EFFORTLESS POSTURE IMPROVEMENT: Transform any regular chair into an ergonomic seating experience. The leverage effect utilizes your own body weight to gently push your lumbar region forward, naturally aligning your spine.
- FLEXIBLE YET FIRM SUPPORT: Built with a highly elastic unibody design that withstands a maximum compressive load of 802 lbs (364 kg). (Please avoid forcefully bouncing or pushing backward to prevent exceeding this limit). It strikes the perfect balance between flexibility and structural support.
- BUILD A HEALTHY HABIT: Break the cycle of slouching. If it feels slightly uncomfortable at first, your body is simply adjusting to a correct posture. Use it for just 30 minutes a day initially, and watch your sitting habits transform over time.
- STAY COOL ALL DAY: Features a high-density foam cushion combined with an innovative air-hole ventilation system. It dissipates heat and sweat, keeping you cool and comfortable even during the longest workdays or gaming sessions.
- MADE IN KOREA & SAFETY CERTIFIED: Weighing only 1.9 lbs, you can carry your healthy habit everywhere. Proudly manufactured in South Korea and certified by KOTITI and SGS (VOC-free PU foam, safe fabrics, and eco-friendly adhesive tape) for your complete peace of mind.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09JVPFR1J |
| Additional Features | Durable,Light Weight,Portable |
| Age Range Description | Adult |
| Arm Style | Armless |
| Assembly Instructions Description | No assembly required |
| Back Style | Solid Back |
| Best Sellers Rank | #76,865 in Health & Household ( See Top 100 in Health & Household ) #60 in Lumbar Supports |
| Brand | curble |
| Brand Name | curble |
| Chair Backrest Width | 15 inches |
| Color | Set Black |
| Customer Reviews | 3.1 out of 5 stars 18 Reviews |
| Fabric Type | Polyamide 6 Resin |
| Fill Material | Foam |
| Form Factor | Recliner |
| Frame Material Type | Plastic |
| Included Components | Cushion |
| Indoor Outdoor Usage | Indoor |
| Item Depth | 12.4 inches |
| Item Dimensions | 12.4 x 15 x 12.44 inches |
| Item Dimensions D x W x H | 12.4"D x 15"W x 12.4"H |
| Item Weight | 2 pounds |
| Manufacturer | ablue Co., Ltd. |
| Material | Foam , Polyester |
| Material Type | Foam, Polyester |
| Maximum Weight Recommendation | 800 pounds |
| Model Name | Set Curble Chair_Wider_Black |
| Model Number | Set Curble Chair_Wider |
| Number of Items | 1 |
| Pattern | Solid |
| Product Care Instructions | Hand Wash Only |
| Product Dimensions | 12.4"D x 15"W x 12.4"H |
| Reclining Position Count | 1 |
| Recommended Uses For Product | Sitting |
| Room Type | Office |
| Seat Material | Foam |
| Set Name | Curble Wider |
| Shape | L-Shape |
| Size | Small |
| Style Name | Modern |
| Surface Recommendation | Hard Floor |
| Unit Count | 1 Count |

## Product Details

- **Brand:** curble
- **Color:** Set Black
- **Material:** Foam, Polyester
- **Product Dimensions:** 12.4"D x 15"W x 12.4"H
- **Size:** Small

## Images

![curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) - Image 1](https://m.media-amazon.com/images/I/71O-GcOUeKL.jpg)
![curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) - Image 2](https://m.media-amazon.com/images/I/71CSdvWh5QL.jpg)
![curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) - Image 3](https://m.media-amazon.com/images/I/81iX8BksmvL.jpg)
![curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) - Image 4](https://m.media-amazon.com/images/I/7125VMb7IoL.jpg)
![curble Wider – Ergonomic Desk Chair Seat Cushion, Everyday Passive Posture Trainer for Work from Home, Office & Car, Breathable Lumbar Support (Black) - Image 5](https://m.media-amazon.com/images/I/718EjXdGnkL.jpg)

## Available Options

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

## Questions & Answers

**Q: Why should I use Curble Chair?**
A: Poor posture can lead to pain and injury, while good posture can help prevent them. The Curble Chair helps you sit in a good posture, which can improve your overall health and well-being.

**Q: Why should I use it with the cover?**
A: You can feel more comfortable and softer seating with the cover so you can use the Curble Chair for a longer time. It is also breathable with air-mesh fabric and washable for hygiene.

**Q: Where can I use it?**
A: You can use the Curble Chair wherever you want, such as on all kinds of chairs, sofas, floors, cars, outdoors, and more. It is versatile and can be used in any setting to promote good posture.

**Q: Why should I gradually increase the usage time?**
A: Someone who has bad sitting habits may experience muscle tension. To avoid overexerting your muscles, we recommend increasing usage time gradually. However, no need to use it gradually if you are okay with Curble Chair right away.

**Q: Is the cushion soft?**
A: The Curble Chair is designed to promote posture correction. To keep this principle, the cover is not made plush or thick. However, it wraps the Curble Chair to provide a softer seating feeling while minimizing the hard feeling.

## Customer Reviews

### ⭐⭐⭐⭐⭐ It really helps
*by W***H on September 10, 2024*

It can reduce the discomfort after sitting too long

### ⭐ Nope
*by M***M on October 14, 2023*

This gave good lumbar support but your upper back remains unsupported. My posture is better without this. Your shoulders will still bunch over using this since it's only lumbar support. It only works on cars surfaces too. If you use it on something soft the plastic really digs into your legs and back and it's very painful.

### ⭐ Comfort not there
*by I***S on March 17, 2025*

Horrible. Not comfortable at all

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**Shop now:** [https://www.desertcart.tn/products/378260631-curble-wider-ergonomic-desk-chair-seat-cushion-everyday-passive-posture](https://www.desertcart.tn/products/378260631-curble-wider-ergonomic-desk-chair-seat-cushion-everyday-passive-posture)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-23*