GTS Pro Molded Foam Kayak Seat W/ Zipper Pack, Sit On Top Kayak Seat, Back Support Kayak Seat, Kayak Cushion ***PRESEASON PROMOTION*** For the paddler who demands day in and day out professional quality and performance. 2'' extra thick thermoformed EVA foam bottom padding of the seat minimizes leg fatigue and helps the angler maintain comfort throughout a long day of fishing. Multi-adjustable front and rear straps solidly lock in seat position. Seat Back: 15L x 21W. Seat Cushion: 15L x 17W x 2H