The Ultra-Sil Dry Sack won the sought-after Backpacker Editors' Choice award in 2006 and remains the ideal dry sack for backpacking and travel. Made with lightweight, waterproof 30D Ultra-Sil fabric featuring Cordura® yarns, it's the perfect choice to organize your gear inside your backpack or duffle like a pro. The semi-translucent fabric makes it's easy to see what's in each dry bag. Other features include a non-wicking hypalon roll-top closure, a round base for ease of packing and taped seams to keep moisture out. An excellent choice for lightweight backpacking, cycle touring and travel. • Best use: Backpacking, Hiking, Bike packing, Travel. • Recognized by Backpacker Magazine as the perfect dry storage solution for gear carried inside a pack. • 30D siliconized high-tenacity Cordura® Nylon fabric for extra strength, durability and a smooth finish for easy packing. • Waterproof, reinforced seams-double stitched and tape sealed.