JR Phantom 6 High Academy Artificial Ground Soccer Boots - Max Voltage PackNike Jr. Phantom 6 High Academy Big Kids' Artificial Grass Soccer Cleats Level up your accuracy with the Phantom 6 Academy. It powers your precision with a grippy synthetic upper, located where you need it for clean strikes. The grippy texture helps you take advantage of scoring opportunities by bringing your foot closer to the ball. Amplified Touch A grippy synthetic upper brings your foot closer to the ball. This means you get better control while