Product details:

Designed to double-up your hydration, the UnBottle pack sleeve from CamelBak delivers 20% more water per sip! With an ergonomic handle for easier refilling, the Crux water bladder comes equipped with a leak-proof cap and an on/off lever for easier use. Multiple attachment points on the sleeve make it easy to lash the UnBottle to boats, vehicles or backpacks. BPA, BPS and BPF free, the CamelBak UnBottle is the number one choice for epic adventures!