--- product_id: 496269511 title: "curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red)" brand: "curble" price: "HK$732" currency: HKD in_stock: false url: https://www.desertcart.hk/products/496269511-curble-grand-2-pack-extra-wide-ergonomic-seat-support-sit store_origin: HK region: Hong Kong --- # Lightweight & portable for any seat Supports up to 1,190 lbs compressive load Extra-wide ergonomic L-shape (41.9x32.3 cm) curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) **Brand:** curble **Price:** HK$732 **Availability:** ❌ Out of Stock ## Summary > 🧘‍♂️ Sit smart, stand tall—posture perfected effortlessly. ## Quick Answers - **What is this?** curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) by curble - **How much does it cost?** HK$732 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/496269511-curble-grand-2-pack-extra-wide-ergonomic-seat-support-sit) ## 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 - • **Micro-Habit Builder:** Consistent use builds effortless, healthy posture habits—your back’s new best friend. - • **Gentle Yet Firm Support:** Encourages natural spine alignment without forcing or discomfort. - • **Engineered for Endurance:** Durable PU foam passes rigorous KOTITI & SGS safety tests, toxin-free and built to last. - • **Sit Straighter Instantly:** No straps or adjustments—just sit and feel natural posture alignment. - • **Universal Fit, Anywhere Use:** Transforms any chair, couch, or car seat into an ergonomic workstation. ## Overview The Curble Grand 2 Pack offers an extra-wide, L-shaped ergonomic seat support designed to naturally align your spine without straps or adjustments. Made in Korea with certified toxin-free PU foam, it supports up to 1,190 lbs and is lightweight for use at home, office, or in the car. This durable, portable posture trainer encourages gentle, passive correction, helping busy professionals build healthier sitting habits with ease. ## Description curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red): curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red): desertcart.co.uk: Home & Kitchen ## Features - SIT BETTER INSTANTLY — NO STRAPS, NO ADJUSTMENTS: Just sit down and feel your body naturally guided into a more upright position. Unlike bulky cushions that require constant readjustment, the Curble Grand works passively to support your spine the moment you sit. - DESIGNED TO SUPPORT, NOT FORCE: Unlike rigid posture braces that aggressively push your back, Curble encourages gentle, natural alignment. Proudly Made in Korea, it has passed rigorous KOTITI and SGS safety tests, ensuring it is completely free of VOCs in the PU foam and harmful substances in the fabric. - BALANCED FIRMNESS & EXTREME DURABILITY: Engineered to provide structural support, it boasts a maximum compressive load of 1,190 lbs (540 kg). (Note: Bouncing or forcefully pushing back may exceed this limit). It may take a few days for your body to adapt. Start with short 30-minute sessions - WORKS ANYWHERE YOU SIT: Lightweight and highly portable, it transforms any seat into an ergonomic workstation. Perfect for office chairs, couches, car seats, gaming chairs, or even sitting directly on the floor. - A MICRO-HABIT BUILDER: Use it consistently at the office, home, or in your car so you never break your healthy sitting habits. Consistency is key to building better posture without even thinking about it. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09HXKZKT9 | | Age Range Description | Adult | | Best Sellers Rank | 1,782,064 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 2,436 in Back & Seat Cushions | | Brand | curble | | Brand Name | curble | | Coin Variety 1 | Lumbar Support | | Colour | 2 Pack Red | | Customer Reviews | 4.1 out of 5 stars 679 Reviews | | Fabric Type | Polyester | | Fill Material | Foam | | Fill material | Foam | | Included Components | 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 | 1.02 Kilograms | | 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 | | Shape | L-shape | | Size | W16.5 x D12.7 x H13.6 inch | | Special Features | Ergonomic, Lightweight, Portable | | Special feature | Ergonomic , Lightweight, Portable | | Specific Uses For Product | 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 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) - Image 1](https://m.media-amazon.com/images/I/71rNX96U3LL.jpg) ![curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) - Image 2](https://m.media-amazon.com/images/I/41N7t+nFAFL.jpg) ![curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) - Image 3](https://m.media-amazon.com/images/I/41hamZe2XRL.jpg) ![curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) - Image 4](https://m.media-amazon.com/images/I/413MPPIb-+L.jpg) ![curble Grand 2 Pack– Extra Wide Ergonomic Seat Support, Sit Straighter Without Effort, Passive Posture Trainer for Office, Home & Car (Red) - Image 5](https://m.media-amazon.com/images/I/41upEcXoTAL.jpg) ## Available Options This product comes in different **Color** options. --- ## 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.hk/products/496269511-curble-grand-2-pack-extra-wide-ergonomic-seat-support-sit](https://www.desertcart.hk/products/496269511-curble-grand-2-pack-extra-wide-ergonomic-seat-support-sit) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-09-25*