Features of the Thirty Two Men's TM-2 Double BOA SnowBoard Boot Mix of support, flex and comfort charge the whole mountain in this minimal and modern boot 1:1 Lasting - True half sizes Dual Boa Closure System - Dual zone precision Fit Performance Rubber Outsole - Enhanced grip STI Energy Foam Cushioning - High rebound cushioning 3D Molded Tongue - Even flex Overmold - Fused overlay Performance Internal Harness - Built taller for additional support, flexibility, and heel hold Articulated Cuff - Eliminates shell distortion Performance Backstay - Enhanced spine support Heel Hold Kit Intuition Foam - 100% heat moldable Performance Backstay - Enhanced spine support Flex: 7/10, Medium Lacing: BOA Performance Backstay - Enhanced spine support