The trainer upper is crafted with 100% recycled polyester, excluding trims. The recycled polyester in this product was created by reprocessing existing materials. Recycled polyester mesh upper. Mirrored leather trim. Recycled blend comfortable foam insock. Recycled blend polyester mesh lining. Rubber outsole. Metallic silver midsole. Platform height: 4cm/1.6in. Calvin Klein logo at the side, heel and tongue. Runs true to size. Country of origin: Vietnam. Colour: metallic