Nathan Soft Flask with ExoSpine Hydration Flask Size:OS Blue/Yellow

Blue/Yellow

Pertex Quantum mini-ripstop recycled polyester shell is wind- and water-resistant without adding bulk

When the temperature drops on a morning hunt or a cold-weather trail push

morning walks — this is our pick for women who want all-day comfort without sacrificing coverage

Nathan Soft Flask with ExoSpine Hydration Flask Size:OS Blue/YellowFor runners who need clean, reliable hydration on long efforts or race day, the Soft Flask with ExoSpine is our pick for vest based hydration setups. ExoSpine ribbing keeps the flask from collapsing as it empties, so you get consistent flow without fighting the squeeze. Rolls up tight when dry, so you're not hauling dead weight late in a run. ExoSpine ribbing prevents mid squeeze collapse, giving you consistent, easy flow even when the flask is