Product Details     Flex Lacing Style: 18579103W22 Aggressive doesn't have to mean angry, or at least that's the thinking behind the Burton Ion BOA® Snowboard Boots. They're built around Burton's own Life Liner, an advanced option that uses upgraded foams and synthetics to give you a ride with long-lasting rebound with less weight than you would think possible. And on the inside, there's DRYRIDE Heat Cycle™ lining to wick moisture away and keep your toes toasty on the hill. Sounds nice, right? Now consider the superior support you get from the Weld Backstay and Tuff Cuff Lite technology that anchors your foot in place while maintaining a high level of board feel. By putting more of your power into the board that means these boots can help you unlock the full potential of your riding on any terrain. KEY FEATURES Dual Zone High Power Focus BOA® gives you complete control over the lacing in upper and lower zones, helping to customize your fit Medial and lateral support gives the Tuff Cuff Lite technology inside the boot the ability to free up flex from heel to toe while still ensuring sold heel hold Life Liner offers more rebound with less weight by using upgraded foams and synthetics in the constructionSPECSFlex: StiffLacing: Boa FEATURES DRYRIDE Heat Cycle™ lining wicks moisture away for feet that are drier, warmer, and smell better at the end of the day 1:1 Firm Flex PowerUP Tongue is designed to fit closer to your foot for improved hold and support Coiler™ technology built into the Boa® Reels automatically takes the slack out of your laces, making booting up faster than ever TX3 is BOA®’s first textile lace, giving you superior fit and comfort with the same durability and strength you expect from BOA® Weld Backstay increases support and durability by fusing directly into the construction of the boot Autocant Outsole Recycled Rubber Content in the outsole helps to reduce the environmental impact of manufacturing Total Comfort Construction eliminates the need to break in the boots, giving you maximum support and comfort straight out of the box Burton Ion BOA Snowboard Boot (Men's)