Adding personalized performance to your trail running experience, the Saucony Mad River TR trail running shoes offer customization. Two rows of eyelets allow for various lacing options while the outsole features the ability to create your own pattern of drainage ports with a drill tool. This model also features a natural foot shape to the toe box that allows for a wide toe splay and better stabilization on the run. PWRFOAM midsole and EVERUN top cushioning provide lasting comfort and impact protection from long trail runs. Upper: Features a natural foot shape allowing for wider toe splay and better power transfer. An integrated tongue helps keep debris out and has a Gaiter-compatible D Ring to give the option of adding extra protection. Elastic lace keeper hold laces out of the way. Durable upper materials enhance protection in high-abrasion areas. Midsole: EVERUN topsole and PWRFOAM midsole work together to provide underfoot cushioning that can keep up with long days on the trails. Outsole: PWRTRAC tacky rubber with a dual compound outsole provides 3x better traction than standard rubber. Rugged directional lugs provide excellent traction and easy cleaning after muddy runs.