The Dry Tank - durable waterproof dry bags in backpack form designed for those who need their hands free when on the go. Whether trekking muddy trails, hauling a kayak down to the shoreline or biking around town, the Dry Tank not only keeps your gear dry but is designed to be carried on your back to stay out of the way so can you stay focused on your activities. Available in a variety of colors and sizes for any adventure!