Draft chairs are essential for any profession where work surfaces are above standard height, such as lab technicians, architects, graphic artists, or any other creative assignment. They can also make a great chair for any job requiring employees to be at eye contact level with customers, such as receptionists or cashiers. This chair was designed to support the lower-to-mid back region. Chair easily swivels 360 degrees to get the maximum use of your workspace without strain. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The foot ring can also be adjusted to your height preference. This versatile chair is sure to make an impact whether it is used in the home or work field.[BT-659-BLK-GG].Color: Black Patterned.Finish: Black Metal.Upholstery: Black Fabric.Made of Fabric, Foam, Metal, Plastic.Contemporary Draft Stool.Low Back Design.Black Pin Dot Patterned Fabric Upholstery.Back Depth Adjustment Knob.Accordion Back Cover.Contoured Seat and Back.Swivel Seat.Pneumatic Seat Height Adjustment.Two Seat Height Ranges with Gas Cylinder Height Extenders.Cylinder Heights: 22.5'''' - 27'''' or 26'''' - 30.5''''H.Height Adjustable Black Foot Ring.Heavy Duty Nylon Base.Dual Wheel Casters.CA117 Fire Retardant Foam.Capacity: 250 lbs.Some Assembly Required.Warranty Info: 2 year Parts.Overall Dimensions: 20"(W) x 20"(D) x 38.25" - 42.75"(H)Seat Dimensions: 18"(W) x 16.5"(D)Back Dimensions: 16"(W) x 16.5"(H)Seat Height: 26 - 30.5"(H)