The womens charm 15 litre hydration pack features camelbacks crux reservoir which makes refilling your water supply even easier and the simple onoff valve delivers 20 more water per sip and lets you seal things shut when yoursquore not drinking so you can stay hydrated on the gothe breathable air mesh back panel cut slightly shorter for women is comfortable and secure ideal for hot days on the bike the ultimate minimalist bike pack with a womenrsquos specific fit grab this light