Thick Padded Contoured Top Grain Leather Seat and Back Built in Lumbar Pneumatic Seat Height Adjustment Back Height Adjustment Back Angle Adjustment Height and Width Adjustable Arms Tilt with Tilt Tension Height Adjustable Chrome Footring Chrome Pneumatic Cylinder Heavy Duty Nylon Base Dual Wheel Casters.This leather drafting stool features soft, top grain black leather (not the fake faux or eco leather that many manufacturers are using in order to save costs) with mock leather trim, thick tufted cushions for all day comfort, and a classic tapered mid height back with built in lumbar support to help relieve lower back issues.Other features include a large 20" height adjustable chrome foot ring, chrome pneumatic cylinder, height and width adjustable armrests, and a waterfall seat to relieve pressure on your legs. Under seat adjustments include pneumatic seat height, seat angle, back height, and back angle.