The CamelBak® Unbottle ensures you stay hydrated by giving you extra water wherever you need it. This CRUX™ reservoir is equipped with an ergonomic handle and on/off lever to prevent leaking. In addition, it features an insulated sleeve with multiple attachment points that allow you to lash it to your boat, vehicle or backpack. An easy-to-grab handle provides convenient carry or the ability to hang your reservoir. FEATURES: Adds 2L of extra water to hydration pack CRUX™ reservoir with ergonomic handle for easy refilling and on/off lever to prevent leaks External fill for filling reservoir without removing it from sleeve Multiple attachment points for lashing to boats, vehicles or backpacks Easy-to-grab handle for convenient carry or hanging reservoir Zippered tube access Insulated sleeve CamelBak® Got Your Bak™ Lifetime Guarantee