With over 54 years of experience, Alvin is one of the primary sources for drafting supplies and drawing equipment in the country, Together with this core group of products, we continue to meet the needs our customers with our expanding range of fine art, hobby and craft supplies, our large selection of drawing room furniture, and our wide assortment of exclusively-designed products, Black, Designed for comfort and durability, Tailor made for larger-sized or taller people up to 280 lbs, Ergonomically contoured molded foam seat is extra-thick, Waterfall edge for maximum comfort, Pneumatic height control raises and lowers the chair quickly, Arm rests are height and width adjustable, Dual wheel casters and a 26"" diameter, Polished aluminum base, Seat cushion is 22""W x 21""D x 4"" thick, Backrest is 21""W x 3 1/2"" thick and rises 22"" above the seat, Height adjusts from 17"" to 21"" inches SKU: ALV6353