The Calvin Klein Sandal Flip Flop Thong in Black is a unisex casual sandal made of synthetic materials. It features a slip-on closure, breathable design, and a standard shoe width. The thong style sandal has a synthetic lining and insole, with a synthetic outsole. The Calvin Klein logo accents the sandal, adding a touch of classic style. This sandal is perfect for summer, fall, and spring. Available in size L (9-10), this Calvin Klein product is a must-have for any wardrobe.