CamelBak M.U.L.E. 12 Liter Hydration Pack - Redesigning to go the distance with you. Camelbak's M.U.L.E. Hydration Backpacks are already MTB's best friend, but they've updated the classic go-to pack so you're never left trailing behind. Expect the same trusty M.U.L.E. with slight body modifications for a smooth ride and fit. Features Air Support Back Panel: Designed with Body Mapping Technology to allow for maximum ventilation on the hottest areas of your back Magnetic Tube Trap: Keeps your tube secure and accessible when you need it Removable Waist Strap: Added stability when you need it 3D Vent Mesh Harness: Lightweight and breathable with added cargo. Designed for all-day comfort. Helmet Carry: Stow and secure helmet Stretch Overflow Pocket: Quickly stash or shed an extra layer Integrated Carry Pockets: Keep your tools and repair kit organized