An efficient packing solution, the 35-liter Ultralight Dry Sack keeps your gear organized and protected within your pack or travel luggage with a rectangular shape for a better fit. Available in five different volumes and four colors, it&';s easy to color-code your organization too. Features Roll-top waterproof closure Waterproof-coated fabric and seams Rectangular shape for efficient packing Meets IPX5, waterproof non-submersible D-ring for drying or attaching BUILD YOUR OWN PACKING SYSTEM Part of a coordinated system for optimized packing. Customize your experience by adding on smart packing and organization accessories that meet your exact needs. OSPREY ACCESSORIES INNOVATION All of our accessories have been overhauled to offer better organization, operation, comfort and reduced environmental impact. SUSTAINABLE DESIGN + bluesignA(R) APPROVED main body fabrics+ GRS-certified 100% recycled main body fabrics+ All DWR treatments made without PFAS FABRIC MAIN bluesignA(R) APPROVED 100% recycled 40D high-tenacity nylon WARNING: This product can expose you to chemicals including dimethylformamide, which is known to the State of California to cause cancer. For more information, go to oehha.ca.gov/proposition-