Simple, ultralight, packable. This non-submersible waterproof daypack is the perfect companion on trips where additional cargo options are needed, but space and weight are at a premium. Simple doesn&';t mean short on features-this pack features a roll-top main compartment, zippered external pocket and adjustable sternum strap. When not needed, this pack stuffs into its own pocket, awaiting your next adventure. Built with an eye toward sustainability using high-quality bluesignA(R) approved recycled fabrics. Features: Waterproof sealed seams, including external zip pocket Secured dual side compression and non-submersible waterproof roll-top closure Ultra-compact, built-in storage stuff pocket Specs: SIZE VOLUME DIMENSIONS WEIGHT O/S 1220 IN3 / 20 L 17.72H X 10.24W X 8.66D IN. 0.428 LBS. Fabric : MAIN : 40D Nylon Ripstop ACCENT : Not Applicable BOTTOM : Not Applicable