Ergonomic Office Chair - Elevate your comfort with our ergonomic office chair, engineered to deliver full-body support for your head, back, hips, and arms. Featuring adjustable lumbar technology, it promotes posture and long-term well-being. Perfect for users' height between 5' and 6'5", its customizable design lets you effortlessly adjust the seat height, headrest, backrest, and flip-up armrests - ensuring personalized comfort for hours of seated focus. Comfy Breathable Mesh Office Chair - ZYFFHYLAI office chair provides a generously sized seat, designed to suit a wide range of body shapes. Overall dimensions (including arms): 25.6" W x 19.7" D x 46.9"-50.8" H, Seat dimensions: 20.9" W x 19.7" D x 17.7"-20.9" H. It can support up to 350 lbs. Its unique recline function allows you to tilt the backrest (90~135°) for upright work or relaxed leaning. 350LB Super Heavy Duty with Durable Construction - Crafted with premium mat