Dynamo is a unique combination of a trail and running shoe. The midsole in ETPU offers optimal comfort and energy reproduction. The stability in Dynamo comes from the special sole of the insole, which also controls how the shoe can flex. The rubber sole, despite its low weight, provides good grip and additional stability. Wide read Durable CORDURA ripstop upper with BOA Fit System, which is mounted on the side of the shoe, gives a good fit and smooth feeling Newly developed insole from OrthoLite that offers support and cushioning made from recycled material