Features: Be made of high intensity waterproof fabric, durable. High quality, it can protect from being scraped. With lock catch, it can be attached to bag. can put food, clothes, wallet and other personal belongings. Protect your items from dust, water, snow, rain, just enjoy the outdoor life freely. When not used, it can be rolled or folded, saving space and portable convenient to carry. Suitable for outdoor sports: river rafting, boating, sailing, swimming, and fishing, hiking, cycling, etc.