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, its proven formula includes top tech like the choice of two unique and highly capable cushioning systems depending on the colorway you choose.3M™ Thinsulate™ Insulation in the liner and the added warmth of our Sleeping Bag heat-reflective foil defies arctic blasts, Total Comfort delivers a broken-in feel right out of the box.The PowerUP tongue keeps the entire package quick and nimble, enhancing rebound for consistent mid-range flex that won’t break down.Features:Speed Zone™ Lacing System Powered by Burton Exclusive New England Ropes with a Lifetime Warranty.Imprint™ 2 Liner with 3M™ Thinsulate™ Insulation, with Lock-Up Cuff, Velcro® Closure, and Man Fur.EST® Midsole with Sleeping Bag Foil, B3 Gel in Heel and Recycled Rubber Content.1:1 Medium Flex PowerUP Tongue.Response:6.Total Comfort Construction, Snow-Proof Internal Gusset, Shrinkage™ Footprint Reduction Technology.