Ceramic Peeler 1.unique blade made of zirconium oxide 2.never rust 3.Corrosion resistance 4.Good look, ... hardness, only second to diamondcorrosion resistantGreat thermostabilityhigh wearproof, many times of metel peelersupper sharpStain and rust proof ,non-adhesion,very easy ... useUsage and care advicesIt is advise to use for sparing of fruits ,vegetables ,,do not use for cutting hard ,frozen or ...