Adidas ace 164 astro turf trainers junior the adidas ace 164 astro turf trainers junior are ideal for wearing on indoor pitches or hard outdoor surfaces the trainers features a highly textured sole that allows maximum traction and ensure that they remain stable whilst playing the trainers also benefit from full lace up fastening padded ankle collar and cushioned insole for a secure comfortable fit complete with the signature adidas three stripe branding and the instantly recognisabl