The purest adventure on dirt There is nothing like the feeling of pure adventure on dirt, and the Defend ADV Boots amplify that feeling by making sure you have the purest in comfort, durability, and stability both on- and off-bike. Built to perform on the trail, they're designed with walkability in mind and offer a comfortable and snug fit with BOA® adjustability. The GORE-TEX upper offers breathability and water resistance, while the D3O® impact foam in the tongue and ankle look out for you on the protection front when it comes to those unexpected trail impacts. Specifications: Air mesh treated Microban antimicrobial liner helps control odor BOA® Fit System provides increased comfort and a customizable fit GORE-TEX upper material provides breathability and water resistance D3O® impact foam in the tongue and ankle is designed to help protect from impact Custom molded EVA midsole and anti-shock sock liner provide impact resistance, stability, and support on the foot peg Patented composite nylon-fiberglass insole board provides stability in the heel and flex in the ball of the foot Injection molded TPU heel counter designed for increased protection Ultratac™ outsole provides increased grip and feel on the foot peg Reflective trim on the back of boot for increased visibility at night Built from the same last as our MX boots for a consistent fit Size & Fit: Boots have a standard fit that's true to size, take your normal shoe size Half sizes available in 9.5, 10.5, 11.5 How BOA® Works Push in to engage Turn right to tighten and left to loosen Pull up for fast release