The foldable frame and cushioned backrest maximizes portability while maintaining stability on uneven surfaces like grass or concrete step Portable Stadium Seat Cushion with foldable designs and backrest comfort for seating, craft from pu leather and cotton pad for long time Water resistant PU leather surfaces pair with adjustable shoulder strap ensures secure positioning and weatherproofs in outdoor environment For stadium bleachers, camping trip, park picnics, or chairs, comfort across indoor and outdoor setting Ideal for sports enthusiasts, concertgoers, and adventurers seek ergonomic seating during extended event or travel