Hydration for running, hiking and biking, wherever you may roam. We create ever-evolving hydration systems that keep up with our always-exploring adventurers. The Fusion™ 2L Reservoir with Tru® Zip Waterproof Zipper offers revolutionary design that’s easy to use. We bring heavyweight features in an ultralight package equipped with a universal hanger for all hydration-compatible packs. shapeed backplate creates a thin profile with no need for baffles so cleaning is that much easier. Made with safer synthetics, earning the Repurpose Green Sustainability Badge. At journey’s end, everyone will enjoy easier cleaning thanks to Hydroguard™ technology which inhibits the growth of bacillus in the reservoir and tube.