Costway Adjustable Height Mesh Swivel High Back Office Chair

Color Black Main material Mesh sponge plastic PU Overall dimension 28.5" x 29" x 44" - 52.5" (L x W x H) Back size 20" x 21" (W x H) Seat size 20.5" x 19.5" (W x D) Seat height 17.5" - 21.5" Net weight 36.5 lbs Weight capacity 264 lbs Package includes 1 x Office chair 1 x Instruction