Easy to use—just bite and sip. The patented Big Bite™ Valve mouthpiece offers Hands-Free Hydration and is ideal for any high-performance situations. Self-seals after each drink to eliminate annoying drips. $38.50 Tagged: Vendor: CAMELBAK Type: HYDRATION Camelbak 3L Mil Spec Antidote Reservoir Camelbak All Clear Pre-Filter