Mid-Back Mesh Task Office Desk Chair with Wheels and Arms, Black | Breathable mesh back and foam-padded seat for all-day comfort; sturdy metal frame, height adjustable, and easy to assemble

Ergonomic Back: This swivel computer chair is thoughtfully designed with an S-shaped back to fit the curvature of the individual's back and lumbar. It provides full support to your lumbar and upper back, making long office hours and intensive study sessions easier in a better sitting position. The lumbar support can be adjusted within a 5cm range for customized comfort. Optimized Comfort: This computer chair is softly padded with high-density foam and features a large seating area of 19.7" W x 19.7" D. The thick cushion offers a soft and fatigue-free sitting experience, while the breathable mesh back allows air, body heat, and moisture to pass through, helping you stay at a comfortable temperature. Sturdy & Durable: This office chair is constructed with a plastic and mesh back, a foam-padded seat, a steel gas spring, and a nylon base with wheels. The premium plastic is durable and oxidation-resistant, suitable for humid environments. With a standard market size and great bearing capacity, this mesh desk chair supports up to 300 lbs. Center-Tilt Tension & Easy Assembly: Users can tighten or release the tilt tension while rocking back and forth by turning the knob beneath the seat. The detailed assembly instructions and accessory kit included make this swivel executive chair easy and quick to set up. 360° Mobility: This study chair for bedrooms is equipped with a wide star base and nylon swivel casters. The durable materials of these 5 casters allow for smooth and steady mobility without causing scratches or damage to the floor. This office chair can rotate 360° effortlessly from task to task