Never worry about rationing water at camp again with this high-volume, collapsible, BPA-free, beast of a water storage bag. It has a wide mouth for easy pouring and is water filter compatible (the Katadyn Vario screws directly on to the top). A flexible webbing handle makes for easy carrying and hanging in camp, and it includes a dispensing tap that makes filling personal cups, bottles, and cook pots super simple. Find the Expedition 8L and other HydraPak hydration products at REI and stay hydrated this summer. MSRP: $60. Hydrapak.com. // (Wil Wheaton)