The Black Crest Office Chair by Studio Designs features a thick, contoured seat and backrest for added form-fitting support. The striking combination of tufted, black vinyl with a chrome base, make it the perfect modern seating option for your home office. The 5-star chrome base with dual wheel casters and 360-degree swivel allows you to easily access your entire workspace with ease. The pneumatic height adjustment lever allows you to easily set your seat to the desired height.Details:Black22.5" x 22.5" x 35.25"Adjustable height from 21" to 25" seat to floorContoured seat size: 19" x 16.5" x 5.25"Seat back size: 20" x 15" x 6"Tufted durable vinyl cover for comfortPneumatic gas lift with height adjustment handleChrome five star base with 2" covered castersWeight limit: 250 lb. Assembly required10 year manufacturer's warranty