Designed to help organize your backpack, SMD packing pods have a large zippered entry to keep your clothing, food, or gear laid out nicely where you can see everything inside. No need to pull everything out to get something or dig around to the bottom of the bag. Fully taped seams add water resistance to keep your things dry. Sizes: Large: 7 Liters | 12" x 8" x 4" (30x20x10cm) | 1 oz - 28 g Medium: 2 Liters | 8" x 4" x 2.4" (20x10x6cm) | 0.71 oz - 20 g Small: 1/2 Liter | 5.5 " x 2.7" x 1.6" (14x7x4cm) | 0.3 oz - 8 g Notes: Not intended for long term immersion underwater. If you choose the Variety Pack you will receive 1 Small, 1 Medium, and 1 Large packing pod and each will be a different color. If you choose a specific color your pack includes 1 Small, 1 Medium, and 1 Large packing pod of the same color. These are prepackaged so sizes cannot be mixed and matched. Features Taped Seams Dual Zippers Zippered Top Opening Material Sil/PU Coated 40D Nylon Ripstop Specifications Sizes Large - 12" x 8" x 4" (30x20x10cm) Medium - 8" x 4" x 2.4" (20x10x6cm) Small - 5.5 " x 2.7" x 1.6" (14x7x4cm) Weight 1 oz - 28 g .71 oz - 20 g .3 oz - 8 g Volume 7 Liters 2 Liters 1/2 Liter