Bringing a warm charisma to your corporate or home office, the Crosby High-Back desk chair features smooth Weimao leatherette constructed across a sturdy internal plywood frame. Reaching an impressive back-height up to 50", this office chair is gas-lift adjustable. The Crosby''s finer details include a synchronized mechanism with four locking positions and plastic arm pads "floating" over stylish aluminum armrests. Independent casters roll smoothly under five conjoined legs; completing the commanding design. Leatherette color options include Gray, Taupe, and White.1.1 mm thick soft leatherette over foam seat and backPolished aluminum armrests with polyurethane arm padsPolished aluminum base50 mm polyurethane casters with stainless steel hoodsSynchronized tilt mechanism with 4 locking positionsAdjustable height and swivelBIFMA approved components