Fabric: 600D PolyesterFrame: SteelFinish: Durable Powder CoatWeight Capacity: 250 lbs.Unit Weight: 3 lbs.Seat Width: 16" The BleacherBack offers a 2 inch padded seat cushion and a one-buckle side adjustment that allows for unlimited backrest positions. Patented Auto-Fold carrying strap makes the BleacherBack easy to carry. The simple to use one buckle attachment system adjusts for all types of bleachers.