Whether he's ripping big mountain faces along the Antarctic peninsula, pushing boundaries in Greenland's incredible fjords, or straight lining steeps in the Swiss Alps, Xavier de Le Rue is no stranger to pushing the limits of big mountain riding. As his go to boot for ascending and ripping drool worthy lines, the Deeluxe Men's Spark Speedlace Snowboard Boot offers uncompromising support and customizable stiffness, with rugged durability and goat like grip for scrambling up craggy, iced over terrain. Its D Tex waterproofbreathable membrane won't succumb to outside moisture and soaking wet snow, ensuring your feet stay dry and comfortable through demanding backcountry tours and serious freeride sessions. Customizing the boot's support and response, the C3 lacing system independently tightens along the upper and lower zones with the quick and simple pull of each lacing handle. Adding even more support along the upper shin, the boot's Powerstrap delivers extra stiffness when you're charging at high speeds. Plus, Deeluxe offers extra TPU Shield inserts sold separately for even more stiffness and support, should you desire the utmost in energy transfer and response on those big mountain lines. Inside the boot, the Spark XV PF is heat moldable for a precise fit that conforms to the shape of your foot over time. This not only alleviates nasty pressure points, but it also enhances the overall fit and function of the boot when you're wearing them all day long. The liner features an internal harness that locks down your heel to prevent turn sapping heel lift on those high speed descents. Redesigned with a smaller footprint, the Vibram East Ridge sole delivers tenacious traction over rough terrain and icy snow. Its also equipped with a heel welt for use with crampons when you're climbing icy couloirs and glaciers. Additionally, the EVA midsole offers extra cushioning for stomping heavy landings and busting through choppy snow.