Top athletes and trail riders evolve to meet the changing conditions. M.U.L.E.® hydration packs are no different: welcome the latest evolution of our industry-leading pack. Don't worry, our new M.U.L.E.® EVO 12 hydration pack still brings everything you love, but with new all-weather updates, led by storm-ready fabric so you can splash while keeping your gear dry and secure. Specifications Material: Denier Nylon Weight: 0.51 Size: 3L Torso Fit: 43 - 53 cm Includes 3 litre Crux hydration bladder Weatherproof material Adjustable chest strap Air Support™ back panel Helmet holder Integrated tool organiser Magnetic Tube Trap™ drinking tube holder