Binmer(TM) Sports Waterproof Dry Bag 2L 5L 10L Backpack Pouch for Canoe Kayak Rafting Mobile Phone Camera Material:PVC Capacity:2L Size:12cm*28cm/4.7*11.0" ---Capacity:5L Size:18cm*39cm/7.1*15.4"--- Capacity:10L Size:48cm*20.5cm/18.9*8.1" High quality, it can protect from being scraped Humanized design, it can be used as lifebelt in emergency It can put food, clothes, wallet and other personal belongings