Kids’ Nike Jr. Magista Ola II (FG) Firm-Ground Football Boot Amplify your playmaking in Kids’ Nike Jr. Magista Ola II (FG) Firm-Ground Football Boot. A new streamlined silhouette offers a closer fit with less material in the upper. Synthetic leather and a mix of conical and bladed studs ensure you get the touch and traction you need to make big plays. Streamlined silhouette provides a lighter, closer fit. Synthetic leather conforms to the foot for a consistent touch. Mix of conical and bladed studs maximizes penetration and traction Asymmetrical lacing system expands the ball control area. Molded, perforated sockliner provides lightweight cushioning. Grade school size range is 1y-6yr.