Cleanroom Task Chair Weight Capacity 300 lb. Material Vinyl Seat Height Range 15-1/2 in to 21 In. Color Blue Cushion 3 In. Seat Width 20 In. Seat Depth 18 In. Seat Tilt Backward 6 Degrees Seat Tilt Forward 6 Degrees Back Height 16 In. Back Width 17-1/2 In. Base Five-Star Polished Aluminum Back Tilt Backward 15 Degrees Back Tilt Forward 11 Degrees For Workbench Ht. 25-1/2 in to 31 In. Number of Casters 0 Number of Glides 5 Partially Assembled Standards ANSI/BIFMA Cal 117