The SIHOO A3B-B103 Pro ergonomic office chair is designed to deliver premium comfort and posture support for long hours of work. Its full mesh build promotes airflow while adapting to your body, and the S-shaped backrest with dynamic lumbar support reduces spinal pressure. Features include an adjustable headrest, 5D soft armrests (height, width, depth, angle, pivot), gravity-sensing recline with tension control, sliding seat depth adjustment, and a sturdy aluminum base with smooth casters. Finished in grey, this chair balances style, durability, and ergonomics for a modern workspace.
Brand | SIHOO |
Model Number | A3B-B103 |
Upholstery | High-resilience mesh (seat, back, headrest) |
Frame & Base | Reinforced nylon frame with 350 mm aluminum base |
Adjustments | Headrest tilt/height; dynamic lumbar support; seat height (Class-4 gas lift); seat depth (sliding seat); 5D armrests; gravity-sensing recline with lock (90–138°) |
Weight Capacity | 150 kg |
Dimensions | Seat W 50 × D 48 cm; Back H 72 cm; Overall H 118–128 cm |
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Product Categories | Office Chair |
Accessories | Arm Rests |