Planning an outdoor activity around water? Lash the Sea to Summit Big River 5 L dry bag to your backpack or your bike and go on a new adventure. This bag is made from a durable and abrasion-resistant 420D nylon with a laminated white interior for greater visibility as well as lash loops to secure the bag to a watercraft, a motorcycle and other equipment. Easy to use and practical, rolling up the Hypalon top and fastening it with the quick-release buckle allows you to keep your gear dry and secure while kayaking, canoeing, camping, hiking.