Season after season, this team favorite squashes everything in sight with the ultimate in plush precision. The Burton Ion was built for all mountain dominance. A favorite with Team riders for its performance and comfort year after year. Speed zone lacing allows you to independently tighten the upper and lower lace for great tension. This stiff boot is packed with tech, life liner creates a warm and supportive fit for superior control while the EST and autocant outsole offers a more natural stance and superior board feel. The burton Ion is for an aggressive rider who demands that edge to edge response.