Deeluxe Spark XV TF Snowboard Boots Vibram Ice lock Section Control Lacing -The Section Control Lacing system is the most convenient and precise DuPont Surly High back, This high back contributes to the durability and stability of the boot D-Tex Membrane- Our proprietary waterproof and breathable membrane keeps your feet warm and dry so you can ride all day Asylum Flex- Maximum comfort offered by the large flex area and soft reinforcement on the boot's