The Stadium Chair Co. Deluxe Wide Model Gamechanger Stadium Chair Cordura canvas Made in USA New GAMECHANGER model is compatible with padded arms for even more comfortable seating (arms sold separately) Extra 3 inch of width for greater comfort Supports up to 400 lbs Seat size 20" wide x 13 1/2" deep, back size 20 1/2" x 11 1/4" high Heavy duty clamp fits virtually any type of wood or metal bleacher Heavy duty Canvas back can be removed for easy imprinting