ECH85806-EC3 Color: Silver Features: -Executive chair.-Thick padded black eco leather seat and back.-Built in adjustable headrest.-One touch pneumatic seat height adjustment.-Locking tilt control with adjustable tilt tension.-Heavy duty black end caps.-Dual wheel carpet casters.-Seat height range: 17.5" to 20.5". Dimensions: -Thickness: 5.5".-Seat dimensions: 21.5" W x 19" D.-Back dimensions: 27.5" H x 21.5" W x 4.5" D.-Overall dimensions: 48.5" H x 27" W x 29.5" D. Warranty: -Manufacturer provides 15 years limited warranty.