Composition: Upper. 5% Polyester. 95% Cow leather. Lining. 85% Polyurethane. 15% Polyester. Sole. 100% Rubber. Care: Do not submerge in water. Leather/ patent leather/ antic leather - wipe with a dry cotton cloth. Suede/ nobuck leather - clean with a soft brush or a hard sponge. Leather - uncolored waxes or creams can be used. Suede/ nobuck leather - can be protected with treatment sprays or anti-dust sprays.