ARTICLES OF FOOTWEAR TRANSITIONAL BETWEEN A FOOT INSERTION OR REMOVAL CONFIGURATION AND A FOOT SUPPORTING CONFIGURATION

摘要

Foot support systems (and articles of footwear including them) include a midfoot flex component, such as a bi-stable spring element, that moves the article of footwear/sole structure/foot support component/midfoot flex component between an open position/foot insertion or removal configuration and a closed position/foot supporting configuration and vice versa.