Gaming Chair Nitro Concepts S300 Stealth Black, User max load up to 135kg / height 165-195cm -- https://www.nitro-concepts.com/chairs/s300-gaming-chair?attribute[color]=Stealth%20Black FEATURES: 3D armrests H.E.A.T. tuning system 50 mm casters Safety class 4 gas lift Top-notch rocking mechanism Comfortable cold foam upholstery Head and lumbar support pillows Maximum weight (user): 135 kg MATERIALS: Steel (frame) Nylon (five-star base) Cold foam (upholstery) Fabric (cover, pillows) Nylon / Polyurethane (casters)