2027 Burton Ion BOAA(R) Snowboard Boots The 2027 Burton Ion BOAA(R) Snowboard Boots are built for riders who demand precision, power, and advanced tech. With a Dual-Zone High Power Focus BOAA(R) system, a stiff flex profile, and a heat-moldable Life Liner with Tuff Cuff Lite support, this boot locks in a performance fit for charging hard across the mountain. An ESTA(R)-optimized outsole with AutoCANT cushioning and Sleeping Bag Reflective Foil underfoot deliver boardfeel, comfort, and warmth from first chair to last lap. Who Are These Boots Best For? Advanced to expert riders who want a stiff, powerful boot with precise BOAA(R) adjustment for aggressive all-mountain and freeride riding. Ability Advanced - Expert Flex Stiff (8-9/10) Lacing System Dual-Zone High Power Focus BOAA(R) Liner Life Liner (heat-moldable) with Tuff Cuff Lite Outsole ESTA(R)-Optimized Outsole with AutoCANT Cushioning Footbed / Insole Sleeping Bag Reflective Foil