Key Features:

• Armored Spine - An anatomically shaped and 3D molded heel reinforcement to provide even boot flex and long-lasting heel fit.
• Air Dampening - The best shock absorbing technology on the planet sucks up hard landings and keeps your heels from getting bruised. This noticeable difference in ride and comfort does not compromise response or control.
• EVA Midsole - Used on all boots with rubber outsoles, the EVA midsole reduces the overall weight and provides cushioning and thermal insulation.
• Therminator Shield - This reflective thermal layer between sole and liner will reflect your body heat and keep your feet warm all day.
• Flex - 8

In-depth Tech Specs:

• Closure system: Dual High Power BOA® Fit System - High power and high capacity, the BOA® Fit System featuring Dual Dial H4 delivers micro-adjustable precision fit with a 4:1 mechanical advantage. BOA® Fit System featuring H4 dial is built to withstand impact in the park, backcountry, and everything in between. The Coiler™ on the tongue dial increases the speed of entry into the product by quickly taking up lace slack. BOA® dials and laces are guaranteed for the lifetime of the product on which it is integrated.
• Liner: ILS system - Features a lacing harness firmly connected to the boot shell. This harness snugly wraps around the liner, securing it in the shell and providing precise lacing and fit. Nitro's engineered ILS laces provide less friction and a Dyneema® core for added strength.
• Outsole: Vibram® Outsole made of ECOSTEP™ Compound - Vibram has always researched new solutions that respect the environment. With this in mind, Vibram developed the Ecostep compound, which has a minimum of 30% recycled rubber while offering the high-quality product Vibram is known for.