A lightweight, breathable mesh upper helps keep you ventilated and comfortable on your longest runs. The BOA Fit System is micro-adjustable, precision-engineered and guaranteed to support you. The ultra-flexible UA HOVR+ cushioning cushions impacts, restores your energy and helps you move forward. A lightweight rubber outsole gives you strategic durability where you need it. The BOA PerformFit Wrap system ensures quick use and better ankle stability.