Swiftwick Vibe Zero Vibram Traction Lug and more high-quality recycled materials

and more high-quality recycled materials than ever before

and their multiple features help smooth stressful situations out

Highly compact geometry with a small frontal area

The TPU mesh upper provides breathability

Swiftwick Vibe Zero Vibram Traction Lug and more high-quality recycled materialsASPIRE 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