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.