The New New Balance Nitrel (Black/Bolt) Men's Running Shoes, male, Shoes , Athletic , Running, 8 4E - Extra Wide, true, Get all the support and protection your feet need when it's time to hit the trails! The Nitrel trail running shoe 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. Measurements: Weight: 10 oz Product measurements were taken using size 10 width 4E - Extra Wide. Please note that measurements may vary by size. Weight of footwear is based on a single item not a pair.