Ultra-lightweight, rugged, collapsible container for transporting drinking water. The Cactus Canteen™ integrates with Giant Loop's adventure proof packing system and comes equipped with a versatile dispensing system, high-visibility daisy chains, and a universal wide mouth cap. Available in 1-gallon, 2-gallon, 3-gallon and 5-gallon capacities, to keep you going wherever the trail leads you. Compact Hydration: The Cactus Canteen comes at 1-2-3-5 gallon capacity, perfectly sized for maintaining hydration in any kind of adventure. Featherweight Build: Extremely lightweight, weighting from 9.3 ounces (1 gallon) to 21 ounces (5 gallon), it doesn't weigh you down when empty. Flexible and Durable: Made from durable, flexible materials, the Cactus Canteen is designed to withstand rugged use while being easy to pack and carry.