The Vans Hi-Standard Pro Snowboard Boots set, as you would expect, a high standard for dependable performance in the snowboard world, and have for years. No-nonsense lace up design with a Powercuff Strap, solid mid-level flex, and now with All-Trac cold weather tread compound for better grip, the Hi-Standard Pro marches forward with its head held high. Flex: 5-6 (Medium) Type: All Mountain & Park/Street V2 Ultracush with Smartwool Liner – This inner features Smartwool merino wool fabric, which transfers and eliminates moisture. An UltraCush layer provides all-day comfort with minimal seams, and a neoprene forefoot gives a natural flex. A dual-density heat-moldable core is bolstered by the latest X-Cage--extra security and heel hold that keeps you in contact with your board at all times. V2 Boot Harness – Customize your heel hold with the V2 harness as it works in tandem with the V2 liner to provide enhanced support and personalized fit. V2 POPCUSH Footbed – A dual density footbed that combines impact cushioning with energy transfer, the V2 POPCUSH fights fatigue with anatomical shaping, TPU arch support, a nylon moisture-wicking topsheet, and a coring design with airflow perforations. Powercuff Strap – Providing extra support at the top of the boot for increased stability and response. Its configuration gives riders customizable levels of engagement and the option of wrapping the strap around the internal liner or the exterior tongue.