Designed for max stability on technical terrain, the Camelbak MULE 3L Hydration Pack combines 12 litres total storage with a 3-liter Crux reservoir with Quicklink . The Air Director back panel and ventilated harness keep you cool and comfortable, while the removeable stability belt offers another layer of customized fit. An integrated tool roll, secure zip pockets, and exterior helmet carry serve up versatility and organization. Partially made with post-consumer recycled materials.