The Outdoor Research Dirty/Clean Bag is a lightweight, fully water-resistant stuff sack that makes a great addition for any travels. This stuff sack is parted in the middle, giving it two, equal-sized compartments that are accessed with two different roll-top openings. Made of 100% Nylon and lined with a 40D Siliconized Diamond Ripstop With PU Coating for soft touch and water-resistant performance.