From Nike, the Girls' Air Max Invigor Running Sneakers feature:  The Air unit and wavy design lines play off the iconic Air Max 95, while keeping feet cool and comfy with breathable mesh while you run, jump and play Lightweight mesh brings an airy feel so your feel can feel cool with every move No-sew overlays create a clean look and feel A Max Air unit in the heel and soft foam underfoot combine for lightweight cushioning Rubber outsole provides durable traction Imported.