All products are made from natural materials, to ensure your health safety. See below the details.
LEATHER:* AZO DYE FREE (= Any of various red, brown, or yellow acidic or basic dyes derived from amino compounds.) * PCP FREE (=Synthetic fungicide which is an organochloride. It is toxic to humans.) METAL PARTS: * NICKEL FREE LININGS:* 100% VISCOSE (= natural polymer made from wood pulp)