The sandal upper is crafted with 100% recycled polyester, excluding trims. The recycled polyester in this product was created by reprocessing existing materials. Recycled polyester logo jacquard upper. Recycled blend foam insock. Leather lining. TPR outsole. Heel height: 3.5cm/1.4in. Calvin Klein monogram hardware on the strap. Runs true to size. Country of origin: China. Colour: white