Details For a day at the races and then some. While the Scarpa Men's Neutron Trail Running Shoe may weigh-in at a whopping 9.7-ounces, this daily driver is more than sufficient for a day at the races—and then some. This lightweight trail running shoe features a a dual-density EVA midsole that provides ample energy return, shock attenuation, and speedy transitions, while the 6mm drop allows you to tack on the miles without making your knees scream by the end of mile seven. The breathable mesh keeps your foot feeling comfortable, and the lug-heavy Vibram sole provides grip and rip in all sorts of varied terrain. A lightweight trail running shoe for varied terrain Mesh upper provides ample breathability Insole offers a supportive fit and feel EVA midsole attenuates shock and offers speedy transitions Lug-heavy Vibram sole rips and grips all terrain Item #SCR003W Tech Specs Upper Material synthetic leather, polyester mesh Lining polyester Closure lace Footbed H-EVA plate Midsole compression molded EVA Sole Vibram Genetic Last TRN Claimed Weight [size 42, single] 9.7oz Recommended Use trail running Manufacturer Warranty 1 year