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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
sleek frame with an extended field of view for multi-sport use
Three-piece shell with the proven 99mm last
Edges 25% wider than the industry standard provide superior durability and a longer lifespan under demanding use
Engineered arch support
ensuring a snug and secure fit that stays comfortable from first lift to last run
Cortex 140 Zonal BOA boots 2026 ALL MOUNTAIN | TOUT-TERRAIN sleek frame with an extendedAbout K2 Cortex 140 Zonal BOA boots 2026 Introducing the all new Cortex 140 BOA the result of your favorite race boot crashing a K2 party. Its a high performance mashup of race precision and freeride freedom, engineered for those who want to dominate the resort and beyond. Need proof? Max Hitzig won the 2024 Freeride World Tour riding a prototype of this boot. This is, without question, the highest performance ski boot K2 has ever built. FEATURES Flex