The Sea To Summit 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, its the perfect choice to organize your gear inside your backpack or duffle like a pro. The semi-translucent fabric makes it easy to see whats 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.