Camel Bak drinking supply bag for bikers, hikers, campers, boaters, and all other outdoor activities, or for emergency drinking water storage, at a low low purchase price. The bag measures approximately 7 inches, by 18 inches,and is marked 100 ounce size. It is made of a clear-ish blue soft plastic material, and has a dark blue drinking tube attached to one end side of the bag, other end of tube has a screw off cap for refilling the bag. Bag is made to fit inside a special rack for being attached to bikes, or used in backpacks, or other vehicles. It can however be used by itself without the separate rack assembly. This is an unused unit, ready to go on your next adventure.