Get the support and protection your feet need when it’s time to hit the trails!, The Nitrel trail running shoe from New Balance is built for the neutral runner. Highly-breathable mesh upper with supportive synthetic overlays. Heel pull loop. Ample collar padding. Breathable mesh lining offers a great next-to-foot feel. EVA foam cushioned insole. Rubber AT Tread outsole material delivers on and off-road versatility. Imported. Product measurements were taken using size 8, width B – Medium.