KU Syang Ergonomic Office Chair with Enhanced Lumbar Support - Mesh Swivel Desk Chair Featuring Adjustable Headrest and Armrests, and Quiet Wheels for Home Office or Study Use - Black

3D Adjustable Lumbar Support System: Our new ergonomic office chair features an independent, detachable lumbar support design, which allows for manual adjustments of up to 3 cm forward and backward and 5 cm up and down. This feature dynamically conforms to the curvature of the waist according to sitting posture, providing adaptive support. Reinforced frame ensures stability during movement, reducing strain during prolonged sitting in your home office chair.

Extended Height Range & Robust Weight Capacity: Enjoy 110-120cm (43.3"-47.2") seamless height adjustment via industrial-grade gas lift, catering to diverse desk setups and body types. The chair's 150kg weight capacity is supported by a 5mm thickened steel frame and reinforced 5-star base, ensuring durability and safety for all users.

Cloud Soft High-Resilience Seat Cushion: The upgraded high-density slow-rebound sponge evenly distributes body weight in this desk chair, minimizing hip fatigue. Paired with breathable mesh fabric, it prevents heat buildup while maintaining ergonomic support for 8+ hours of sitting in your home office chair or computer chair.

Multi-Angle Tilt & Silent Mobility for Office Chair: Unlock 125° free-tilt recline with one-handed lever control for effortless rocking in your ergonomic office chair. Paired with 360° mute casters, the desk chair glides smoothly on hard floors without noise or scratches. The BIFMA-certified tilt mechanism ensures stability at any angle in your computer chair.

Tool-Free Assembly & Premium Warranty for Ergonomic Office Chair: Assemble in <15 minutes with pre-installed components and color-coded guides for your office chair. Backed by a 1-year comprehensive warranty, including free replacement for structural parts. Includes a detailed video manual for hassle-free setup of your home office chair.