Working on your endurance? UA Infinite Pro has the perfect amount of support and new, springy UA HOVR+ cushioning to keep your legs feeling fresh. So, when coach says, "Keep running," you'll be the one pushing the pace. impact & increases overall stability;3D-molded sockliner cradles the foot for enhanced step-in comfort;Extra-springy UA HOVR™+ cushioning reduces impact, returns energy & helps propel you forward;Lightweight, Thinweb rubber outsole designed to provide durability & rebound where needed