The premier mountain bike hydration system designed for women that provides 3+ hours of trail riding action.* Air Director back panel* Women&8217;s specific stability-enhancing Dynamic Suspension harness* Optimum combination of organised & overflow storage* Fleece lined media pocket* Slider sternum strap removeable waistbelt Weight exc reservoir: 640g Hydration: 3.0 litres Antidote with Quick Link system Max total capacity: 11.5 litres