For your most energetic child, the Saucony Freedom ISO sneaker is the first shoe to offer a full midsole of EVERUN Continuous Cushioning. Enhanced with a heel clip for stability and a Tri-Flex outsole for flexibility, this sneaker gives kids the ultimate jumping power.OVERVIEW? EVERUN technology for continuous cushioning? ISOFIT technology with a unique finger floating cage for the perfect fit? Heel clip for stability? TRI-FLEX outsole for grip? FLEX-FILM upper for durability? Antimicrobial treatment lining to minimize the risk of odor causing bacteria