100% Nylon Lightweight 13-liter roll-top dry bag is a classic, versatile dry storage and organizing option for backpacking, hiking, camping, sea kayaking, ski touring, cycling and travel Manufactured from lightweight PU-coated 70D nylon with a DWR finish; secure Hypalon roll-top closure; interior polyurethane coating is white to improve visibility into bag contents Waterproof seams are double stitched and tape sealed; D-ring and base lash loop provide easy Low-profile, streamlined shape saves space, and oval base resists rolling; patent-pending field repair buckle can be replaced in seconds 13-liter dry bag measures 8.7 x 7.9 x 18.1 inches when closed, and weighs 0.18 pounds, volume is 13 liters (with closure rolled three times)