The insulated backpack Escape 20L BackPack 13485 will maintain the temperature of your food during your daily transport. Made from canvas on the outside and aluminum lining on the inside. Carry food to the beach such as fruits, soft drinks, food without the fear of them spoiling due to external temperature. The 20L insulated backpack will fit everything you need to spend a day at the beach. Its advantage over portable coolers is, of course, the volume and portability, while its advantage over other insulated bags is that it is easily worn on the back, leaving your hands free.