GCI Outdoor Sturdy Canoe Seats, powder-coated steel 600 denier polyester features cushiony 16" x 16" pad and storage pocket - 2 Pack Patented BackComfort Technology for customized reclining Patented single buckle Auto-Fold Technology with Portage Lock shoulder strap for easy folding and carrying Dual buckle bench attachment and storage pocket Supports 250 lbs yet weighs only 3 lbs Measures 11 x 16.5 x 18 when open and folds to 16.5 x 16.5 x 5.5