Comfort is a must when it comes to what you do, and the Nike Free 5.0 Running Sneakers have plenty of it. Featuring a Phylon midsole and superior cushioning, the Free 5.0 better absorbs impact, resulting in a smoother stride. Run light, free and in style in these running sneakers from Nike. Upper: synthetic; Outsole: rubber Imported Nike boys’ running sneakers Upper: Synthetic and mesh Midsole: Phylon Outsole: Rubber outsole with Free flex grooves Style no. 580558 Kids' athletic footwear from Finish Line