Outfitted with a sleek reflective strip and 10L of space, this backpack with water bag is specially designed for cycling or short trips! 4 different colors to choose from with a rugged polyester exterior that won't rip or scratch, adjustable shoulder and waist straps, zippered compartments, a water hose outlet, hooks, and a ventilation insert to increase air flow. A storage bag is also attached for easy carrying and folding. 40 X 26 x 9cm / 15 x 10 x 3.5in. Make your next journey a breeze!