Nike mercurial victory cr7 astro turf trainers childrens the nike mercurial victory cr7 astro turf trainers are ideal for wearing on synthetic pitches to provide unrivalled support comfort and cushioning around the foot on the pitch the trainers boast a textured upper for an exceptional first touch whilst the rubber stud outsole give plenty of traction on synthetic surfaces the boots are finished off with nike swoosh branding and cr7 detailing for an eye catching design astro turf t