Responsive and supportive, these men's running shoes charge every step with endless energy. The shoes have a full-length boost midsole that works with the Stretchweb outsole to harness and release energy with every step so you can run farther with less fatigue. Torsion System in the midfoot supports your foot's natural flex from heel to toe, and a Continental Rubber outsole provides traction in all weather conditions. With an adidas Primeknit upper featuring yarn spun from reclaimed and recycled ocean trash.