INOV-8 MEN'S X-TALON 255 RUNNING SHOES LIGHT AND AGILE – RACE WITH CONFIDENCE AND COMFORT OVER EXTREME TERRAIN Building on the iconic X-TALON 200, the X-TALON 255 boasts even more durability and protection. Aggressive 8mm STICKY RUBBER studs claw through soft muddy terrain, sticking to wet rock and slippery obstacles. A hard-wearing ballistic nylon upper offers protection and durability, while a roomier fit and TPU Adapter fit cradle keeps your foot comfortable and secure. Constructed from lightweight materials and featuring a 3mm drop, the X-TALON 255 is the perfect shoe for running fast over wet, rocky off-trail terrain and (OCR) obstacle course racing. Race with confidence and comfort over varied terrain in this lightweight, flexible racing shoe. We have graded the fit of all our shoes from 1 to 5 to make it easy for you to find the perfect fitting shoe. All our shoes are designed with Met-Cradle technology to lock down the mid-foot for a stable hold. Where they differ is in the toe box. Grade 1 represents our closest, most precise fit. At the other end of the scale, Grade 5 has the widest fitting toe box. As a rough guide, Grade 1 represents an industry B fit, while Grade 5 equates to a 2E fit in the forefoot.