Innovative boot with BOA, integrated ankle support and the new Xploresystem for optimal ski handling. New developed BC boot for the XploreSystem with increased comfort, stability and ski handling. ALFA's integrated ankle support system, AISS, improves the stability and control in demanding terrains. The Xplorebinding system provides great stability in downhills and allows a natural skiing technique with a flex in the sole. Winter insulated lining with GORE-TEX and thermal midsole keeps the feet warm and comfortable in all conditions. The upper material is treated to repel snow and dirt and the BoaClosing System simplifies the step in and allows for individual fit. The boots are also equiped with Recco Rescue System if the accident should happen. The fit in the shoes is spacious so that you have room for thick socks and get good blood circulation. If you are unsure about the size, we recommend you choose the smaller size. Note that certain snow/crust conditions are an extreme st