Big Zip Evo Shut Off Valve Category_Shop/Equipment 6 cm) thick profile and

6 cm) thick profile and horizontal baffled structure delivers premium backcountry comfort while keeping the weight to a minimum

Easy to Use: Provides a convenient way to turn your water bottles into hands-free hydration systems

The proprietary foams are softer on top for extra comfort and denser on the bottom for extra durability

even in cold weather or low fuel

Big Zip Evo Shut Off Valve Category_Shop/Equipment 6 cm) thick profile andThe Big Zip EVO Shutoff Valve is a new leak proof valve made specifically for the Big Zip EVO Reservoir. The improved design offers a wider angle for faster water flow, an embossed water droplet icon to indicate when water flow is engaged (taking away any guesswork on whether or not water is in on or off mode), and a larger on off lever for ease of use (even with gloves on). The result is a valve that offers faster water flow and a more intuitive on