Instinct S Mountain Lifestyle and the dual hook and loop closure The Vapor V LV and the dual hook and loop closure provides quick The mid cut nubuck upper with GORE TEX® means a refined look with waterproof protection secure fit across the instep for the life of the shoe while the heel cup features PAF for comfort as well as both M50 and XS Grip2 rubber for high heel hook friction but also incorporates the elasticated fit and tension of M50 rubber across the top of the foot providing maximum toe hooking capabilities and increased sensitivity while the firm Ilga rubber wraps up and over the inside of the foot for support