The Pelican ModPak Packing Cubes provide modularity and customization for travel organization. Available in three sizes, the packing cubes feature easy-access grab handles and external attachment points to use with Aegis backpacks and duffels. Protect and organize your essentials Pelican ModPak Packing Cubes. Internal organization options designed for convenient travel set-up Made with 500D Cordura Fabric, YKK zippers, and a breathable mono-mesh External attachment points for modular set-up with Aegis Backpacks and Duffels Easy-access grab handles