The all-new Duro 6 is a mid-capacity running pack designed for longer distance runners who require space for water, clothing, food and gear. The waist belt hugs the hips perfectly, the shoulder straps are vest style - this allows for a comfortable fit and reduces bouncing of the pack. The Duro 6 was designed to run, ideal for those who like to go to their running limit. 2 adjustable, removable sternum straps. Integrated water bag pocket. Included: 2x 500ml Soft Flask bottles with drinker and extension tube. Stow-on-the-Go System™ for attaching poles to pack. Multiple PowerMeshTM pockets. Front stretch compression pocket. Carabiner for keys. LED light loop. Reflective graphics. Side stretch mesh pockets.