Yaheetech Height Adjustable Computer Chair with Lumbar Support, Gray

Yaheetech Height Adjustable Computer Chair with Lumbar Support, Gray: Color: Gray Material: Steel, iron, PP, polyester mesh, foam, nonwoven fabric, composite boards Overall dimension: 24 x 23.6 x (34.5-38.2)"(LxWxH) Adjustable seat height: 13.8-17.7" Seat size: 20.7 x 20 x 2.8"(LxWxThickness) Maximum load capacity: 300lb G.W.: 21.2 lb N.W.: 18.8 lb