It's time to revolutionize hydration on the go! Meet the new Tempo H20 and Pace H20 packs with insulated hydration, slim design, and cool ventilation. Don't miss a beat on the trail with the fully insulated compartment to keep your reservoir cold for up to four hours. Stored in a specially designed compartment with a vapor-barrier liner and multi-layered insulation ensures your hydration stays colder, longer.