The GC-003 Racing Chair's primary materials are PU and PVC leather. After extended use, this combination creates a soft, non-scratch surface that is also easy to clean and doesn't smell. ARMREST ADJUSTABLE To get the best gaming setup, raise and lower your armrests. They have a PU coating to give your arms a nice cushion and support. 180-degree backrest recline This GC-004 Racing Chair was designed ergonomically to support prolonged gaming sessions and was inspired by racing car seats. Gamers can comfortably rest or relax in a variety of positions thanks to the adjustable backrest. The chair's interior is made of sturdy steel. Inside, the GC007 produced a strong steel. Base of Aluminum Alloy The base, which has a sophisticated, glossy finish, is composed of aluminum alloy, which provides exceptional stability.