Sevylor QuickPak K1 1-Person Inflatable Kayak, Kayak Folds into Backpack with 5-Minute Setup, 21-Gauge PVC Construction; Hand Pump & Paddle Included5 minute setup lets you spend more time on the water Easy to carry backpack system turns into the seat 21 gauge PVC construction is rugged for lake use Tarpaulin bottom provides durable protection from punctures Multiple air chambers allow another chamber to stay inflated if one is punctured. Double lock valves use two locking points for easy inflation deflation. Backrest lets you lean back and enjoy the ride. Multi position foot rest lets you find