Extra Tall Ergonomic Drafting Chair Gray/Black Thick Padded Contoured Gray Fabric Back and Seat; Height and Width Adjustable Arms; Tilt with Tilt Tension; Height Adjustable Chrome Footring; Chrome Pneumatic Cylinder; Heavy Duty Nylon Base; Dual Wheel Casters; Product Weight 40; Product Dimensions 25x25x45; Seat Height 26-35; Product Height 45; Product Width 25; Product Depth 25; Assembly Required Yes Built in Lumbar Pneumatic Seat Height Adjustment Back Height Adjustment Back Angle Adjustment