Vertagear S-Line SL5000 Racing Series Gaming Chair - Carbon/Black (Rev. 2) Reinforced 5 star base: Redesigned and constructed from a heavy-duty alloy material Effortless assembly: "Slide-In design creates a quick one-person installation process Steel frame and resilience foam.Aluminum alloy feet Elegant exterior: The SL5000 is made of high quality PVC leather, which makes it extremely durable and gives the chair a luxurious look Cushioned and contoured to the shape of the arm with adjustability in 4 directions