Back Type: High Back Material: Fabric Seat/Mesh Back Color: Black Arms: Lift-up Base Material: Nylon Fabric upholstery with a breathable mesh back Pronounced lumbar support Ergonomically positioned lift-up armrests Pneumatic gas-lift Dual caster wheels for easy mobility around the room For Adults and Teenagers Adjustable Height: 37.5 - 42.25 in Product Weight: 20.28 lb Weight Capacity: 275 lb Product Dimensions: 24.5 in W x 25 in D x 37.5-42.25 in H (62.2 cm x 63.5 cm x 95.3-107.3 cm) Assembly Details: Minimal Assembly Required Model# MS53100081252BK, MS26000052075GR