The K2 Revolve Boot 90 is the perfect ski boot for experts ready to take their stunts to the next level. Featuring a fully heat moldable Revolve Shell, 90 Flex Tongue and easy entry Intuition Tongue Liner, this boot will provide optimal support and comfort while you master your skills in the park, moguls or aerials. Take your freestyle game to the highest levels with K2 Revolve Boot 90.