Osprey Raptor 18 hydration pack offers full-size versatility and a 100 fl. oz. reservoir for long mountain bike rides.

• Lightweight AirScape back panel features ridge-molded foam with channels covered in mesh to allow airflow
• Contoured shoulder straps feature breathable mesh and perforated foam to enhance breathability and comfort
• Main compartment features a clamshell-shape zipper, allowing you to fully access the compartment's contents
• Quick-access top zippered pocket is lined with a soft, easy-to-clean fabric that helps keep sunglasses or other fragile items from getting scratched
• Large front zip pocket features tool organization sleeves and mesh pockets, making it a breeze to store and access pumps, bike tools and tubes; includes a key clip
• Quickly attach a helmet with the LidLock helmet clip; bungee on the exterior of the pack allows easy adjustment of the LidLock feature
• Stretch-woven front mesh pocket with integrated blinker light patch provides quick external storage and visibility; side compression straps help stabilize pack and contents
• HydraForm system features a 100 fl. oz. reservoir that sandwiches an anatomically shaped plastic sheet between a layer of nylon fabric and the reservoir back
• Reservoir conforms to back's shape even when full, resulting in a precise, stable and comfortable fit
• Rigid spine/handle stabilizes the reservoir, making it easy to slide it into the dedicated pack compartment; large mouth makes filling/cleaning easy
• BPA- and PVC-free reservoir does not retain tastes or odors and features AquaGuard antimicrobial formula that deters bacterial growth
• 180° pivoting on/off valve rotates in either direction for quick and easy flow control; magnetic sternum-strap buckle secures the bite valve when not in use
• Reflective hits on the Osprey Raptor 18 hydration pack increase visibility in low light