Nike mercurial superfly v cr7 firm ground football boots cool greymetallic hematitewolf grey kids cr7 speed the nike mercurial superfly v cr7 firm ground football boots combine a dynamic fit collar knit in horizontal ribbing throughout the upper and a revolutionary stud configuration to provide the fit touch and traction needed for todayaposs fast paced game in addition graphics inspired by cristiano ronaldo add a touch of signature cr7 style to these boots coloured in a contemporar