ERGONOMIC RECLINER - Synchro tilt reclines the backrest increasing the angle between your torso and thighs for a comfortable, ergonomic sitting position. With multiple height, tilt, lift and lock settings for added adjustability, once you find your best position, use the tilt lock function to stay in place. | BREATHABLE MESH - Contemporary ergonomic black mesh office chair promotes increased air flow, keeping you feeling cool and comfortable during long sessions. Designed to provide you all-day comfort with fully upholstered back, height adjustable seat, armrests and pullout footrest | ADJUSTABLE OFFICE CHAIR - Waterfall seat cushion slopes slightly downward to help reduce stress on your legs. Built-in lumbar support and rotatable headrest help you been in right sitting posture for protecting your neck and waist. | OVERALL DIMENSION - Overall size: 26.8"L x 26.8"W x 45.7"-50.4"D. Height range: 17.3"-20.5". Seat area: 19.7" x 18.5". Backrest: 22.4" x 18.5". Suggested height under 5'10" | STABLE & DURABLE FRAME - Steel frame construction ensures durability. 5-star silienced wheeled base allows for quick and easy movement on any surface. Weight capacity of the high back chair is tested to support up to 250 lb for maximum