By Shoemall.com*Engineered mesh upper is extremely lightweight and breathable with strategic support where you need it *Lightweight external heel counter for additional support that keeps the back of the foot locked in place *Removable comfort footbed provides a comfortable and responsive ride *Dual midsole combines Micro G® with Charged Cushioning® for the ultimate blend of comfort and energy return *Solid rubber outsole covers high impact zones for greater durability with less weight