This ergonomic office chair is designed for long hours at a computer, in a home office, or in a study. It features a 2D adjustable headrest with 2 in. of height adjustment and a 45° rotation angle to support your head and neck while you work or rest. The backrest reclines from 90° to 118° with lockable positions at 92°, 98°, 106°, and 114°, plus a rocking function and tilt tension handle so you can set the resistance. The seat height adjusts from 18 in. to 21 in. to help match your desk. A winged back design, cushioned seat, and padded armrests provide support for back, hips, and arms. The chair has a 27.5 in. W x 25 in. D footprint, 20.5 in. x 24.5 in. backrest, and 21.5 in. x 17 in. seat. Upholstered fabric and elastic sponge padding offer a soft, supportive feel. A heavy-duty 5-claw metal base, smooth casters, and an SGS-certified gas lift support up to 330 lbs. Assembly is required and all main components are included. Color: Navy blue fabric with color-block stitching.