The Shimano Rokko 8 Daypack with Hydration has all the storage you need for a daily commute, weekend adventure, or camping trip. You can store up to 2 Liters of water at a time in the reservoir. There are ventilated Ergo Straps and a Sculpted Air Mesh Panel to prevent excessive overheating on your shoulders and back. There is a zippered waist belt pocket for keys or your wallet. There is a fleece pocket for snacks or small tools. There is a spot for your helmet when you are not on the bike. The adjustable sternum strap takes some of the load off your lower back. The reflective details and light attachment loop increase your visibility after the sun sets. The Zipper pull is glove friendly. Available in Black, Blue, and Olive.