Big Tall office chairs are designed to accommodate larger and taller body types. This chair has been tested to hold a capacity of up to 400 lbs. offering a broader seat and back width. The adjustable height back extends to the upper back for greater lumbar support. The locking back angle adjustment lever changes the angle of your torso to reduce disc pressure. Chair easily swivels 360 degrees to get the maximum use of your workspace without strain. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The adjustable armrests take the pressure off the shoulders and the neck, which minimizes the risk of pain. The heavy duty steel base is constructed to withstand daily use. WL-735SYG-BK-LEA-A-GG Color Black Finish Black Metal Upholstery Black Bonded Leather Made of Foam, Leather, Metal, Plastic Contemporary Big Tall Office Chair 400 lb. Weight Capacity High Back Design Back Height Adjustment Back Adjusts 3.25'' up and down Infinite-Locking Back Angle Adjustment 5'' Thick Foam Padded Seat and Back 22'' Extra Wide Seat Swivel Seat Pneumatic Seat Height Adjustment Height Adjustable Arms Heavy Duty Black Metal Base Dual Wheel Carpet Casters Black LeatherSoft Upholstery LeatherSoft is leather and polyurethane for added Softness and Durability CA117 Fire Retardant Foam Made In Taiwan TAA Compliant Capacity 400 lbs. Some Assembly Required Warranty Info 2 yr Parts Overall Dimensions 29 W x 31 D x 39.50 42.50 H Seat Dimensions 21.50 W x 22.75 D Back Dimensions 21.50 W x 21 H Seat Height 19.75 22.75 H Arm Height from Floor 26 32.25 H Arm Height from Seat 6 9 H