Keep your gear dry with the Phase 5 Dry Bag. This bag is constructed of tough, laminated fabric and welded seams and will hold up season after season. The thermoplastic urethane roll-top closure seals easily and provides reliable waterproof performance. The Phase 5 Dry Bag features a oval base that is resistant to rolling, making sure it stays where ever you put it. Adjustable backpack straps promote cooling airflow with EVA foam and quick-drying mesh. For additional support, this dry bag also features a height-adjustable sternum strap.