The OneOnes Waterproof Backpack is made of printed Tyvek®, which is a durable and eco-friendly paper-like synthetic material. Tyvek® shares many properties with paper - it's thin, lightweight, foldable and it even wrinkles, giving it a unique and personal character. Unlike paper, Tyvek® is waterproof, breathable and super-strong, making it a durable and versatile material. It can be machine washed at 30 degrees and it dries quickly. Do not iron - just crumple! With time printed colour on the backpack undergoes patina effect similar to jeans. The OneOnes Waterproof Backpack is handmade to order using the strongest type of Tyvek® - 105 gsm. The backpack is spacious inside, finished with a Tyvek® 73 gsm, and contains a pocket. This backpack has a certain charm and look that intrigues everyone that sees it - it will be the center of attention! The Backpack is available in few different colors. The OneOnes Waterproof Backpack made of Tyvek® is the eco-friendly choice - Tyvek® is 100% recyclable! Size: 41x47 cm.