The Dart has been a favourite among runners for years, thanks to its simple and intuitive features:a zippered essentials pocket in the back, and a stretchy pocket on the harness for gels or bars.FEATURESThe brand new Crux delivers 20% more water per sip, with an ergonomic handle for easier refilling, and an on/off lever that makes it easy to prevent leaksReflectivity for early morning or evening runsMade with ultralight materialsFront-facing pockets on harness for easy fuel and gear storageTube trap holds your bite valve in place between sips .