Features of the Thirty Two Men's Mullair SnowBoard Boot Built for the Swiss master of style, Nicolas M?ller. Designed for his smooth riding with a responsive and buttery flex. Fitted with an ultra light and grippy Michelin Fiberlite Outsole fused with cushy Energy Foam hike the backcountry to find the ultimate line Fit: Elite Tailored Lacing: Tune your boot to find the best Fit and support for your riding style Elite Footbed: Injection molded with High rebound energy foam providing excellent support. Medium flex and will not break down like traditional liners. Lined with Intuition Foam making this liner 100% heat moldable. Customize Fit with heel hold kit. Flex: Medium 1:1 Lasting - True half sizes Michelin Fiberlite Outsole Energy Foam Cushioning Cushion Cup - Superior heel hold. Lockings your heel in place, utilizing your body?s natural cushioning pull huge airs without worrying about heel bruise Snow Guard Overmold - Fused overlay 3D Molded Tongue - Even flex Elite Internal Harness - Reinforced harness built taller for ultimate support and heel hold Tongue Tension+ - Ultimate heel lock down Tailored Lacing Technology - Hybrid instep lock down Articulated Cuff - Eliminates shell distortion Molded Toe Cap - Rugged toe reinforcement Performance Backstay - Enhanced spine support Storm Shield - All weather seal Heel Hold Kit Recoil Flex Control - Customizable boot flex inserts