Conjure High-Back Office Chair delivers customized comfort to get you through the workday. Built-in ratchet back and lumbar support adjust in height to better position the high-strength, breathable mesh back according to your needs. Arms softly padded with polyurethane adjust in height and width. Seat slider function adjusts the depth of the cushioned fabric seat so you can move it forward or back and then lock it into position. Other functions include knee-tilt mechanism with three-position lock, seat-height adjustment, tilt tension adjustment and 360-degree swivel. Reinforced nylon base is equipped with nylon casters for easy mobility. Weight capacity is 275 lb.