Heavy-duty mesh task chair makes the perfect companion to any office, boardroom or study. Its 400 lb. weight capacity ensures a comfortable sitting experience with a broad range of body types. Its seat is elegantly upholstered in black leather infused with polyurethane for added pliability and extra softness and features a soft pillowtop cushion for added comfort. Mesh back allows the cushion to breath with no moisture buildup. Arms adjust in height from 26 to 29-1\/2". Task chair features pneumatic gas-lift seat-height adjustment from 21" to 24-1\/2" , heavy-duty spring tilt mechanism and tilt tension control. All of this comfort sits atop a large, 29" steel base with five large, heavy-duty casters. Seat measures 21-1\/2" wide x 19-1\/2" deep. Back size is 21-1\/2" wide x 23" high.