Office Star Task Chair, Black, 20″W x 18.25″D x 2.25″T

Thick padded contour seat &back with built in lumbar support
Pneumatic seat height adjustment
Rachet back height adjustment
Dual function control with adjustable tilt tension
Heavy duty nylon base with dual wheel carpet casters
Seat size 20"W x 18.25"D x 2.25"T
Back size: 75"W x 17"H x 2.75"T
Color: Black
Shipped unassembled with all necessary hardware