IFLYING Waterproof Lightweight Dry Bag for Outdoor Activities and Water Sports Ultimate durable: IFLYING dry bag is made with quality 500D PVC fabric ensure that your bag will not rip, crack, and leave your items damaged; Lightweight: Our dry bag made of premium lightweight material help us travel light and say goodbye to exhausted long journey; Waterproof PVC construction with roll-top closure for extra protection against natural elements, highly water resistant but not guaranteed to be 100% waterproof; Portable: 5/10 liters meet your different needs and still being able to easily carry. Roll top provides you an adjustable function; Perfect for the gym, boat, beach, camping, travelling, bathing, or any other outdoor activities and water sports.