Our spiral piercing are made of implant grade 316L Surgical Steel. This type of steel is CORROSION RESISTANCE.These can be Used as auricle earrings for women,titanium cartilage hoop earrings,16 eyebrow piercing jewelry,helix piercing jewelry surgical steel,labret piercing jewelry black,hoop lip rings for women,16 gauge nose ring,snake bite piercing jewelry,tragus hoop earrings surgical steel.