Just like Osprey’s Dry Sacks with a simplified closure, these Stuff Sacks are perfect for storing and protecting your extra layers, food, and other small items. A rectangular shape helps you efficiently pack and organize your gear. . Fabric: 40D Nylon Ripstop. Standard closure. Rectangular shape for efficient packing. Capacity: 1,220 cu. in. / 20L. Measures: 15.7H X 9.8W X 9.8D in. Weight: 0.11 lbs. Spot clean. Imported.