Leather Ankle Strap Block Heel Sandals Dune London M&S Ankle Strap Block Heel Women Suede Color Block Ankle Strap Block Heel Sandals Shoeu Leather Ankle Strap Block Heel Sandals Jones Bootmaker M&S. These ankle strap block heel sandals feature a strappy silhouette and a mid block heel for added comfort. The outer material and lining are both made of durable polyurethane, while the outer sole is made of TPR for increased grip. The pin buckle adjustable ankle strap and triple tubular straps provide a secure and stylish fit. These sandals are Made In China.