Pelican ModPak Storage Pouches provide modularity and customization to travel organization. Available in two sizes, each piece features external attachment points to use with Aegis backpacks and duffels. Protect and organize your essentials with a Internal organization options designed for convenient travel set-up Made with 500D Cordura Fabric and YKK Zippers External attachment points for modular set-up with Aegis Backpacks and Duffels