Features of the Deeluxe XVE SnowBoard Boot Offers unrivaled support and protection for long approaches and Technical descents XLS - For enhanced comfort and longer strides when skinning, this system extends the range of motion available at the rear of the boot. It's perfect for splitBoarders who demand more ? and go further D-Tex - Waterproof and breathable, this membrane ensures feet stay warm and dry Snow Shield - This external tongue construction sheds Snow to keep feet dry BOA - Fit to perform. Dial in your perfect Fit with a smooth, uniform closure ? so you can put less energy into keeping your foot secure and more into keeping control. And with Dual dial boots providing zonal adjustment, you get a snug Fit where you want it (not where you don?t). Boa delivers custom comfort for longer days on the hill Hike Flex - This design Features an upright shaft position with an expanded range of motion that enhances the boot?s Performance when hiking or skinning Rock Guard - This layer of rubber wraps around the toebox and sides of the boot, maximizing durability by providing protection from rocks and ice Backbone - This reinforced panel Cradles the back of the boot to maximize durability and enhance response Backwelt - Plastic backwelt Features a grooved heel for rocking semiautomatic crampons Vibram - This mountaineering sole offers tremendous traction and durability