Lorell LLR03206 Premium Vinyl High-Back Executive Chair High-back executive chair brings comfort and stability to any office environment. It features durable, premium vinyl upholstery and high-back styling with exemplary lumbar support. Arms adjust in height from 24 to 30 for best positioning. Executive chair also features pneumatic gas lift seat-height adjustment from 19-1/2 to 22-1/2 , 360-degree swivel, adjustable tilt tension control, spring tilt mechanism, and ability to lock in the upright position. Large 27 , five-star nylon base provides stability while affording plenty of mobility thanks to its five hooded, double-wheel casters. Seat size is 20 wide x 18-1/2 deep. Back size is 20 wide x 28 high. Features Enjoy comfort and stability with this premium, soft upholstery and high-back styling Lumbar support to soothe your back during long workdays Adjustable-height arms for best positioning Adjust recline and more with seat-height adjustment, tilt tension control and 360-degree swivel Specifications MinimumSeatHeight: 19.50 MaximumSeatHeight: 22.50 SeatWidth: 20 SeatDepth: 18.50 BackType: HighBack BackHeight: 28 BackWidth: 20 Armrest: Yes ArmHeight: 30 BaseShape: 5-star BaseMaterial: Nylon Material: Vinyl Height: 47 Width: 27 Depth: 29