LARGE fits 305mm-365mm boot sole length. Marker’s F10 Tour Alpine Touring bindings is an ideal entry level touring binding that can offer years of great performance. Focusing on producing the right binding for the end user is Marker’s DNA. For the skier who wants a very light all-day touring setup with solid all-mountain performance, the Tour F10 features a DIN range of 3-10, making it a great choice for lighter weight skiers.