In purchasing these trainers, you are supporting more responsible leather production through the Leather Working Group. Suede leather upper. Recycled blend comfortable foam insock. Warm, recycled blend faux shearling lining. Natural rubber outsole. Heel height: 4cm/1.6in. Embossed logo on the tongue and midsole. Calvin Klein monogram logo hardware on the strap. Runs true to size. Country of origin: China. Colour: natural