With a legacy of pushing personal skills to the pro level, the Burton Ruler boot is the boot for stepping to larger drops and burlier features. For riders seeking Ion-level performance but lack the loot. The Dual Zone Boa® System featuring Coiler? technology allows for quick forefoot and upper boot adjustment with a simple twist of the dial. 3M? Thinsulate? Insulation in the liner and the added warmth of the Sleeping Bag heat-reflective foil defies arctic blasts. The medium flex PowerUP tongue resists breakdown and maintains a steady ride from one day to the next. FeaturesDual Zone Boa® lacing featuring Coiler? TechnologyPowered by Burton Exclusive New England Ropes with the Boa® Guarantee1:1 Medium Flex PowerUP TongueTotal Comfort Construction, snow-proof internal gussetImprint? 2 Liner, 3M? Thinsulate? insulationLock-up cuffSleeping bag reflective foilB3GellEST® Optimized Midsole with recycled rubber contentShrinkage? footprint reduction technology