LIKE NEW NEVER USED Camelbak 3 L Water Reservoir - The Unbottle System

3L, insulated sleeve. ThermoBak Camelbak The Unbottle System - Hands-Free Hydration. CamelBak has created an excellent system for ease in transporting hydration for athletes, workers and wanderers.  This is the 3 liter ThermoBak model.  It is insulated to allow for the transport of heated liquid, as well as, cold liquids.  This is new/unused