Urban. Outdoor. Travel. The mainstay of our Siletz Modular Carry System; consciously built with sustainable materials and clever features to meet the rigors of serious outdoor use with aesthetics suited for travel and daily carry. With 35 liters of water-tight, carry-on sized storage and a suite of complimentary modular accessories that can seamlessly adapt to accommodate the demands of work, travel and the outdoors, it is the most versatile and feature-packed waterproof backpack, ever. Constructed with Bluesign® CORDURA® 420D Nylon Ripstop and laminated with our proprietary 100% waterproof Lontra TPU™, the Siletz’s watertight high-frequency welded seams can carry everything you need for a day out on the water, a bike ride to the office, a weekend getaway by plane, and way more.