Swiftwick Vibe Zero Vibram Traction Lug The TPU mesh upper provides

The TPU mesh upper provides breathability

The all-new Cloudflow

the Cloudrock 2 Waterproof has a new precision hiking fit with a Missiongrip™ rubber sole for better control and traction

Highly compact geometry with a small frontal area

Swiftwick Vibe Zero Vibram Traction Lug The TPU mesh upper providesASPIRE features firm compression that hugs the contours of your feet supporting your arch and helping to decrease fatigue, every step, every mile. The compression in higher cuff heights stabilizes leg muscles and boosts circulation, reducing fatigue during extended activity. The thin, breathable design provides maximum ventilation and a barely there feeling, while moisture wicking Olefin keeps your feet dry and blister free, so you stay comfortable