Nathan Soft Flask with ExoSpine Hydration Flask Size:OS the Evolution Box NSE is

the Evolution Box NSE is our pick for guys who want a casual tee that actually holds up

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

Blue/Yellow

Cold Southern winters and shoulder-season trail days call for a layer that handles damp air without turning into a sleeping bag — the Pine Bank Parka is our pick for women who need real warmth that moves with them

no bunching — during paddleboarding

Nathan Soft Flask with ExoSpine Hydration Flask Size:OS the Evolution Box NSE isFor 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