Complete your setup with the Office Star Breathable Mesh Office Chair. Staying cool and comfortable is easy with the breathable, contoured design that helps minimize body strains. Creating that perfect fit is a snap thanks to the adjustable features. With big and tall chairs, you can cultivate your ideal workspace that combines modern features and plenty of legroom. Weight capacity tested to support 400 lb. Adjustable lumbar support. Lumbar feature supports your lower back and enhances the natural curve of your spine. Waterfall seat cushion slopes slightly downward to help reduce stress on your legs. Big and tall executive chair with breathable mesh seat and backrest. Pressurized seat-height adjustability. Tilt lock and tilt tension control with 3 locking positions. Assembly is required. GREENGUARD Gold certified - certified for low chemical emissions: UL.COM/GG - UL 2818. Ranked in two tiers: Certified and Gold. Less harsh chemicals - made with fewer harsh chemicals, or safer chemicals than typical alternatives, helping reduce your use of and exposure to substances that may be more harmful to your health and the environment.