Superior men’s trail running shoe! US: 10.5 EU: 44 2/3 These run small . I’d suggest these for someone looking for a 9.5-10. See pictures for details. * PFS2-M last gives this shoe a contoured, foot-shaped design for a natural fit that allows your toes to relax and spread out naturally * Quick Dry air mesh upper allows cool air to move across your foot, and it's highly abrasion-resistant to protect your foot against dirt, rocks, and brush * Contoured insole provides light cushioning and just the right amount of support for running long distances over rough trails EVA foam provides cushioning at the midsole so your foot feels less fatigued * Midsole features a springy Altrabound top layer so the midsole returns energy and helps you glide through your stride * Asymmetric lacing follows the contour of your foot to provide the most secure fit for each individual foot * StoneGuard Sandwiched Rock Protection puts a rigid plate inside the midsole to protect your foot against sharp rocks and debris * Zero Drop Platform (0mm) features a 1:1 heel-to-forefoot height ratio, which means that your heel and forefoot sit at exactly the same height from the ground * Sticky rubber TrailClaw outsole uses aggressive lugs to provide traction on loose dirt, hardpacked trails, and rocks and debris * Together, the midsole and outsole create a 19mm stacked height from the surface of the ground to the bottom of your foot