--- product_id: 496269511 title: "Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented" brand: "curble" price: "฿60195" currency: THB in_stock: false reviews_count: 2 category: "Curble" url: https://www.desertcart.co.th/products/496269511-curble-grand-extra-wide-and-sturdy-2pack-ergonomic-chair-back store_origin: TH region: Thailand --- # Large air holes for ventilation Ergonomic dual backrest for posture Supports up to 800 lbs durable build Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented **Brand:** curble **Price:** ฿60195 **Availability:** ❌ Out of Stock ## Summary > 🪑 Sit Smart, Stand Out: Elevate Your Posture Game with Curble GRAND! ## Quick Answers - **What is this?** Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented by curble - **How much does it cost?** ฿60195 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/496269511-curble-grand-extra-wide-and-sturdy-2pack-ergonomic-chair-back) ## 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 - • **Anti-Slip Stability:** Secure stoppers keep your support perfectly in place on any seat surface. - • **Dual Backrest Design:** Ergonomic support targets both lumbar and mid-back for all-day comfort. - • **Versatile Anywhere Use:** From office chair to floor seat, transform any spot into a posture-friendly zone. - • **Ultra-Durable & Lightweight:** Withstands heavy loads up to 800 lbs while weighing just 2.3 lbs—portable posture perfection. - • **Leverage-Powered Posture Correction:** Your body weight naturally trains your core and straightens your spine effortlessly. ## Overview The Curble GRAND is a patented ergonomic lumbar support designed to correct posture using a leverage effect that naturally encourages a straight spine. Featuring a dual backrest with high-density foam, anti-slip stoppers, and breathable air holes, it supports up to 800 lbs while remaining lightweight and portable. Ideal for office workers, gamers, and anyone seeking relief from back pain, it’s a durable, versatile solution for healthier sitting habits anywhere. ## Description BETTER CHOICE FOR BETTER POSTURE No More Back Pain with Curble! The best way to relieve pain in your back or neck is by correcting posture. Most chairs lack proper back support for a good posture and it is the reason why we developed curble chair. curble chair is an ergonomically designed posture correction support that improves your life. Train your core muscles and back with curble. You will not regret. Product Features By leverage effect principle, curble Grand disperses the pressure concentrated in the lower back to allow users to sit for a long time comfortably and promotes smooth air circulation to dissipate the heat and sweat. curble chair is made of highly elastic material that endures the compressive load of up to 800 lbs to comfortably support the lower back. Safety Test and Quality Management RoHS test passed, Lead-free, Cadmium-free, Merdury-free, Hexavalent chromium-free, PBBs-free, PBDEs-free ISO9001, ISO14001, FDA registered, Patent registered How to Use First, place the curble chair 4~6 inches(10~15cm) away from the backrest of a regular chair. Second, hold the curble chair with both hands and put your hip seated deep to the end. Last, your body weight naturally pushes the waist and corrects your posture. Dimension W16.5"(42cm) x D12.7"(32.3cm) x H13.6"(34.5cm) Weight 2.05 lb (930g) Material : Polyamide 6 resin, Poly Urethane foam, Polyester fabric Made in Korea Review: So so Review: This was a lifesaver for my back when I injured my tail bone ## Features - HOW IT WORKS; Working by the leverage effect, the weight of your body naturally pushes your waist for posture correction, It keeps making your body lean forward and sit straight - SAY GOODBYE TO BAD SITTING HABITS; Do you often feel tension in your muscles after sitting for a long time? That's because you've probably developed bad sitting habits over time. But with Curble, you can break those habits and start feeling more comfortable - all in just 30 minutes a day for two months! - FEATURES; Ergo dual backrest for elastic back and lumbar support, Detachable high-density foam cushion for comfort, Stoppers on the bottom for anti-slip, Large Air holes for ventilation - USE EVERYWHERE; Lightweight(2.3 lbs) and easy to use, Put it on an office chair, gaming chair, driving car seat, bed, couch, floor, school chair, desk chair, computer chair, stadium bleacher, etc. - DURABLE AND ERGONOMIC; Our chair is built to last! abrasion-resistant material that can withstand up to 800 lbs of pressure without breaking. Plus, the elasticity provides strong and flexible support. - RECOMMEND FOR; office workers, students, drivers, teachers, professional gamers, artists, or anyone who is concerned about lumbar or back health and wants to improve posture - VALUABLE GIFT; Health is one of the most important factors in life, Curble Chair helps to make good health habits, It will be a valuable addition to your loved ones, her or him ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09HXKZKT9 | | Age Range Description | Adult | | Brand Name | curble | | Coin Variety 1 | Lumbar Support | | Colour | 2 Pack Red | | Customer Reviews | 4.5 4.5 out of 5 stars (8) | | Fabric Type | Polyester | | Fill Material | Foam | | Included Components | 2 Anti-slip Stopper, 2 Curble Chair Adult | | Item Dimensions L x W | 41.9L x 32.3W centimetres | | Item Firmness Description | Firm | | Item Shape | L-shape | | Item Type Name | Back Support, Lumbar Support | | Item Weight | 1.04 kg | | Manufacturer | ablue Co., Ltd. | | Manufacturer Part Number | CCGR2 | | Material Type | Polyamide 6 resin | | Material Type Free | Lead Free, PBDE Free | | Model Name | Curble Chair_Grand_PL_Red_2P | | Model Number | CCGR2 | | Number of Pieces | 2 | | Pattern | Solid | | Product Care Instructions | Hand Wash Only | | Recommended Uses For Product | Reading, Sitting, Studying | | Size | W16.5 x D12.7 x H13.6 inch | | Special Features | Ergonomic, Lightweight, Portable | | Specific Uses For Product | Back support, Lumbar support, Posture Correction | | Target Use Body Part | Body | | Unit Count | 1.0 Count | ## Product Details - **Brand:** curble - **Colour:** 2 Pack Red - **Fill material:** Foam - **Size:** W16.5 x D12.7 x H13.6 inch - **Special feature:** Ergonomic, Lightweight, Portable ## Images ![Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented - Image 1](https://m.media-amazon.com/images/I/71rNX96U3LL.jpg) ![Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented - Image 2](https://m.media-amazon.com/images/I/71fkN3FaZlL.jpg) ![Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented - Image 3](https://m.media-amazon.com/images/I/61BKkA-nhlL.jpg) ![Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented - Image 4](https://m.media-amazon.com/images/I/712q5Cu-GLL.jpg) ![Curble GRAND(Extra Wide&Sturdy) 2PACK, Ergonomic Chair Back Support, Lumbar Support for Good Posture Correction & Back Pain Relief, Perfect for Office Chair, Floor Seat, and Work from Home, Patented - Image 5](https://m.media-amazon.com/images/I/71sGKv7fqhL.jpg) ## Customer Reviews ### ⭐⭐⭐ Review *by T***A on 30 October 2024* So so ### ⭐⭐⭐⭐⭐ Review *by A***R on 1 October 2023* This was a lifesaver for my back when I injured my tail bone --- ## 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.co.th/products/496269511-curble-grand-extra-wide-and-sturdy-2pack-ergonomic-chair-back](https://www.desertcart.co.th/products/496269511-curble-grand-extra-wide-and-sturdy-2pack-ergonomic-chair-back) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-30*