This ultra-lightweight packable backpack is rated IPX5, waterproof non-submersible, for any adventure that takes you to humid, wet or sandy destinations. It's perfect for travel, giving you a compact solution for day trips at your destination, or have an extra bag for souvenirs on the return journey. Features Roll-top IPX5 waterproof, non-submersible closure Waterproof-coated fabric and seams Side stretch pockets BUILD YOUR OWN PACKING SYSTEM Part of a coordinated system for optimized packing. Customize your experience by adding on smart packing and organization accessories that meet your exact needs. OSPREY ACCESSORIES INNOVATION All of our accessories have been overhauled to offer better organization, operation, comfort and reduced environmental impact. SUSTAINABLE DESIGN + bluesign® APPROVED main body fabrics+ GRS-certified 100% recycled main body fabrics+ All DWR treatments made without PFAS HARNESS Comfortable mesh shoulder straps with adjustable sternum strap O/S VOLUME 1220 IN 3 DIMENSIONS 8.27H X 10W X 17.72D IN. WEIGHT 0.428 LBS. FABRIC MAIN: bluesign® APPROVED 100% recycled 40D high-tenacity nylon, DWR treatments made without PFAS