The CamelBak Adult Mule NV 100 oz. Hydration Pack keeps you hydrated and energized as you bike through forested trails. The Mule NV holds 3 liters of water and is easy to use with its Big Bite Valve. Offers plenty of storage, featuring a bike tool organizer pocket and dual waist belt pockets for extra bike gear and tools. With its built-in rain cover, you'll stay dry and comfortable as you pass through wet weather.