Keep calm and carry more with our new Fusion 3L Reservoir. 1/2"This enhanced hydration solution lets you concentrate on the adventure at hand. Speaking of hands, our integrated handle and pinch grip construction allows for single-handed filling at sinks and refrigerators. TRU Zip is durable and waterproof so zipping is remarkably simple. 1/2"Finally, the universal hanger fits any of our hydration-compatible packs.1/2"