Nike dual fusion trail 2 mens running shoes the mens nike dual fusion trail 2 running shoes are perfect for hitting the next off road trail designed with a dual density phylon midsole that gives support and soft cushioning while the mesh panels to the upper help keep the shoes breathable these nike trail shoes have also been designed with a rugged waffle outsole that has excellent durable traction while the tapered lugs enhance grip to help you run up those hills more efficiently completed