... quality OEM/ODM mass order . good health necklaceitem:gen22141.Material:Chain is silicon,bullet is titanium,clasp is stainless steel2.Color: cord ... has 3 colors,purple,black.pinky.3.function:the necklace has Titanium,it can anti-radiation,protect body,it has Germanium,it ... and test order9.Hundreds of design&colors available color chain health silicone necklace