The SitBacker provides needed back support for the canoe enthusiast. The unique split-contour seat design conforms nicely to plastic molded seats. Patented BackComfort Technology allows you to adjust your back to unlimited comfort zones with an easy to use one-sided one-buckle adjustment. Additional lumbar support offers extra comfort when youre on the water all day. Also features a 2" padded seat cushion, the auto-fold system, carrying strap, and convenient oversized storage pouch.