Built with durable vinyl materials with an drop-stitch floor to increase rigidity that withstands the unexpected outdoor elements. 3-chamber constracter add extra safety. Halkey-Roberts valves can withstand better pressure, easy to use and leak-free. Multiple safeguards to help you kayak safely. Easily foldable to be put in the duffel bag that allows for easy transportation. Made of heavy duty vinyl, the kayak will be with you longer.