Composition. Upper. 100% Polyester. Lining. 100% Polyurethane. Sole. 100% Natural 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.