A minimalist pack with a low profile, the women's CamelBak CharmTM Hydration Pack has the capacity of 2 large water bottles for about 90 min. of riding. Small storage pocket offers enough room for keys and wallet, and reflective strip enhances visibility in dim light. 50 fl. oz. AntidoteTM reservoir redesigned cap makes reservoir easy to fill. Big BiteTM valve is easy to use just bite and sip HydroLockTM valve shuts off water, ensuring leak free transport. Wicking mesh back panel and mesh shoulder straps keep you cool and comfortable. Reflective rear webbing is a great place to attach a safety light not included. Please note: wash the women's CamelBak CharmHydration Pack reservoir after each use.