Safco Apprentice II 7084 Extended Height Armless Drafting Chair x 44.5" - Vinyl Black Seat Apprentice II Extended Height Chair offers ergonomically supportive seating with two-ply foam back and two-ply foam seat upholstered with vinyl. Adjustable height back features built-in lumbar support. Functions also include pneumatic seat-height adjustment and 360-degree swivel. Seat features a waterfall edge for better circulation. The 26" molded nylon five-star base has 2" dual-wheel carpet casters. Chair holds up to 250 lb. Adjustable T-pad arms are sold separately. Height: 44.5"Arm: PaddedPackaged Quantity: 1 EachProduct Family: Apprentice IIFeatures: Pneumatic Adjustment, 360, Lumbar Support, Ergonomic DesignProduct Type: Drafting ChairSeat: Vinyl - BlackBack Size: 19" Height x 18.50" Width - Vinyl - BlackStandard Warranty: Lifetime LimitedAdjustment: 22" to 32" - Seat Height