Race X, the lightweight road runner amongst our bike backpacks. Because every gram counts when you want to go fast! The Deuter Race X has a compact, secure fit due to the Airstripes system. This small bag comes packed full of useful features for when your out on the bike, all listed below. sturdy, stay-in-place fit thanks to airy, light mesh hip fins attachment loops for glasses on shoulder strap free range of motion guaranteed by ergonomically S-shaped shoulder straps loop for safety light stretch side pockets detachable rain cover hydration system compatible wet laundry compartment chest strap internal mesh pocket outstanding ventilation & compact, secure fit due to the Airstripes System zipper pocket on top internal pocket for tools loops for helmet holder (accessory)