Step In and Go The entire heel (including the sole) hinges open and stays open until you're ready. Just slip in and step down to make the heel move back into place and secure your foot. "CushIon" Every Step Plush Cushlon foam gives each heel-to-toe transition a smooth, cushioned feeling. Lightweight Structure Airy fabric in the upper lets your feet breathe while durable, no-sew overlays provide structure and stability. Product Details Grippy rubber outsole Swoosh design Shown: White/Black