Deluxe Mesh Back Drafting Chair with Mesh Seat Black

Pneumatic height adjustment from 24.25 to 33.75 inches. Heavy-duty nylon base with dual-wheel carpet casters . Breathable back and adjustable footring. Seat dimensions: 18.25L x 19W x 3H inches. Backrest dimensions: 18L x 16.75W inches.It features built-in lumbar support and thick padded seat along with a heavy duty nylon base with dual wheel carpet casters One touch pneumatic seat height adjustment and back height adjustment Overall Size: 28" W x 22.75" D x 41-52" H; Seat Size: 18.5" W x 18" D x 2.75" T; Back Size: 17.75" W x 16" H Assembly required