KERDOM Ergonomic Office Chair, Rolling Swivel Executive Desk Chair, Breathable Mesh Gaming Chair with Adjustable Headrest, 3D Armrest and Lumbar Support for Home Office White [Ergonomic Design] S-shaped high-back seat fits the natural curves of your body and provides good support for your spine, while the adjustable lumbar support helps you find the perfect position for your lower back. [Flexible Adjustment] The ergonomic office chair provides 4 support points (head/back/hips/hands) and to meet different needs with seat height, headrest adjustment, lumbar support and armrest adjustment, ideal for long working hours. [Suitable for Home and Work] KERDOM desk chair's X-back support design looks stylish in any room: living rooms, study rooms, conference rooms and office. Three-position recline locking function meets different needs (Work Rest Nap), suitable for people from 5'6" to 6'2" in height. [Breathable & Comfortable] Mesh backrest and cushion facilitate the circulation of cool air and avoid stuffiness. High-quality mesh resists abrasion and deformation,and the high-density foam cushion does not collapse easily, providing you with a more comfortable sitting experience. [Safe and Reliable] KERDOM executive office chair has passed the quality test, maximum capacity 300 lbs. Thickened explosion-proof steel chassis is durable.