Eagle Creek Pack It Specter Compression Cube Set, White/Strobe, 2 Pack DURABLE. Made with ultra lightweight silnylon material so you can organize your packing without adding extra weight. The ripstop design ensures these cubes will last through even the toughest packing jobs. EXTRA COMPRESSION. The unique compression zipper allows you to pack even more in your cube. The cubes expand to more than triple their size so you can pack and reach your clothes with ease. Then simply close the zipper to compact your cubes for effortless organized packing. DIMENSIONS. Compressed: 10 x 7 x 1 in (half cube), 14 x 10 x 1 in (cube), Expanded Dimensions: 10 x 7 x 4 in (half cube), 14 x 10 x 4 in (cube) Weight: 1.5 oz (half cube), 2 oz (cube). CAPACITY. Compressed: 3 L (half cube), 7.5 L (cube), Expanded Capacity: 6 L (half cube), 13.5 L (cube) WATER-RESISTANT. These cubes are made out of nylon so they're water-resistant. They're great for any type of vacation so you can enjoy your trip without having to worry about your clothes staying dry. They're also great for keeping your clothes clean if your toiletries spill while you're traveling. We've got you covered so you can have a stress free trip.