The Outdoor Products 5 liter Go Dry Bag is a super compact and ultra-lightweight designed to keep your accessories dry. The dry sack has a polyurethane coated and taped seams for ultimate water-resistance. When you are using the dry bag you should purge the excess air from bag and then roll the stiffened top three times and buckle shut. It is important to note that the dry bag is not intended for submersion or storing valuable items or electronic devices. However, its portability makes it an excellent companion for various adventures, as it conveniently rolls up and effortlessly fits into most backpacks, travel bags, fanny packs, and gear without occupying much space. This lightweight drybag weighs a mere 0.09 lbs and is suitable for individuals of all ages, including teenagers, adults, and seniors.