The Mule 1 is best-selling mountain bike backpack from Camelbak. And that is not so. The bag is thus equipped with more than enough storage options. The Mule has an integrated rain cover so that the bag can be used under all conditions. The back panel offers great ventilation in a comfortable and lightweight design. The comfortable back panel, the adjustable shoulder straps, an adjustable lap belt and the 4-point compression straps ensure that the load remains secure, balanced and secure. It does not matter whether you are cycling on the road or rocking the mountain hard. The extra large 3 liter Camelbak Antidote antibacterial water bag is equipped with the Big Bite mouthpiece and a large filling opening. This filling opening makes refilling and cleaning a lot easier.