The Merrell Momentous men's training shoe is built for running on moderate trails. This protective and durable shoe is made of Knit and TPU upper with breathable mesh lining. The Burrito tongue wraps the foot to enhance a natural fit while the HyperlockTM TPU molded heel counter provides security. The PU removable insole offers increased responsiveness and breathability. Inside there are forefoot and heel cushioning pods and a more responsive compression molded EVA midsole.