A versatile cycling pack with an integrated 2.5L reservoir and a built in tool wrap, ensuring you'll be prepared for anything. __ The stretch hipbelt and LidLock helmet attachment make it a great pack for serious bikers, while the Airscape back panel keeps the weight close to your back for stability and comfort. __ Foam ridges form channels which allows the warm air to escape from the top of the channel, which in turn draws in cooler air into the lower end of the channel. The mesh wicks moisture away from your body which is carried away by the flow of air.__Front shove-it pocket Front stretch compression pocket Front zippered pocket Internal key attachment clip LED light attachment point Reflective graphics Sternum strap buckle with magnet Stretch front pocket Stretch mesh side pockets Zippered panel access Zippered scratch-free sunglasses and electronics pocket More info