Perfect for day trip adventures, this cooler bag can conveniently be carried like a backpack and doubles as a drybag! Features: Cool rating: stays cool for 8 hours using an 800 ml ice block Two-in-one cool bag and drybag  Backpack and easy to use for a day trip Waterproof, dirt-resistant, and easy to clean Toggles at the top like a regular drybag or by using the side toggles Keeps your gear dry Roll-top closure Fully seam sealed Insulation tested to BS EN12546-2:2000 Volume: 15 L Size: 30 x 19 x 43 cm Weight: 686 g Materials: 100% Polyvinyl, Silver PEVA lining Robens Cool Bag 15L