Boot ADV X-Flow 7.5 Short. Perforated low-cut adventure boot with impact protection. Lightweight construction with only the essentials: quality Nubuck chassis surrounding soft perforated foam, topped with a breathable, durable fabric for an optimal balance of weight, maneuverability, breathability, and resistance, even in hot conditions. Lightweight, ventilated outershell for pleasant airflow in the boot. Nubuck leather for durability with additional exterior DWR treatment. Fit: Great comfort and fit even for wide feet. Closure: SlideLock system, auto-locking one way sliding closure for great seal at top of boot. Forged aluminum buckles with over-lock system and stainless-steel base. Toe-box: Shaped-profile, for easy gear shifting. Rubber toe patch for good lever control. Protection: Ankles: