amseatec Ergonomic Mesh Office Chair,Home Desk Chair with 5D Flip-Up Arms, Adjustable 3D Lumbar Support,2D Headrest,4-Position Recline Locking Gaming & Computer Chairs (350lb,Black)

Quality Materials & Certified Reliability BIFMA certified. Load capacity up to 350 lbs (159 kg). Materials and structure meet global office furniture safety standards. Stable, no wobble or noise. Suitable for daily high-frequency, long-term use; Thick High-Resilience Cushion + Breathable Mesh Thick, high-density, high-resilience foam cushion helps relieve pressure on hips and thighs during prolonged sitting. The surface features a three-dimensional weave breathable mesh that allows natural air circulation, reducing heat buildup; Quiet Operation & Effortless Mobility Gas lift tested to BIFMA for rotational and impact durability, paired with a 360° swivel base.

Highresilience silent casters protect floors while enabling quiet, smooth movement. The chair maintains low noise during rotation and rolling; Full Ergonomic Support 5D armrests, 4D lumbar support, 3D headrest, and 4-level recline lock. Provides tailored support for head, back, hips, and arms, forming a complete sitting posture support system; Warranty & Quick Assembly Assembly tools included. Setup takes 2030 minutes. Comes with 1-year warranty and customer support for repairs or inquiries