Comfortable Office Chair: The office chair with lumbar support, flip-up armrests and 3D headrest. Provides comfortable support for your head, back, hips, arms and waist. This ergonomic office chair suitable for work, leisure, study, gaming Flexible Adjustment Functions: The ergonomic desk chair backrest rock 90°-120° and adjusts the home office desk chairs height by 4, so you can adjust the tilt angle and height within this range and find your favorite position to focus on work or relaxation Durable & Breathable Mesh Office Chair: The high back office chair made of high quality breathable polyester mesh to keep you cool and comfortable. High-density foam seat cushion prevents deformation and provides all-day support. SGS BIFMA compliant gas lift with a maximum weight capacity of 300 lbs Space-Saving Design: Reversible armrests save space, and soft padding protects wrists and elbows. Smooth 360-degree swivel chair fits all flooring materials. Whether you use this office chair