Backpack by Rains, Waterproof outer, Adjustable straps, Clip-lock fastening, Interior pockets for smaller items, Lined 13 inch laptop or tablet sleeve, Machine wash, 50% Polyester, 50% Polyurethane. Rains have been defying Danish weather - thats an average of 121 rain days a year - since 2011, with their own take on the classic raincoat. With a concept designed to be easy to understand, Rains bridge the gap between geography and lifestyle, making sure those rainy days dont stop you from going out to experience new things. Please note: The sizing on this brand runs slightly larger than average. It is advisable to order a size down.