BackComfort Technology for a multitude of customized backrest comfort zonesAuto-Fold Technology shoulder strap for easy opening, closing and carryingSingle buckle bench attachmentPowder-coated steelStorage pocketSupports 250 lb (113.6 kg)Open size: 12.2 x 16.3 x 17.5 in (31 x 41.5 x 44.5 cm)Folded size: 16.3 x 16.3 x 3.3 in (41.5 x 41.5 x 8.5 cm)Seat width: 16.3 in (41.5 cm)Unit weight: 2.9 lb (1.3 kg)Limited lifetime warranty (click for details)