NIKE Air Penny 5 (GS) Big Kid's Shoes Black/Atomic Teal 537640-007 leather-and-synthetic Perforated leather upper with leather overlays for durability, ventilation and support Hyperfuse upper for lightweight support, breathability and nearly seamless comfort Visible Air-Sole unit in heel for lightweight cushioning Rubber outsole with herringbone pattern for durability and multi-surface traction