titanium necklace 1.material:fiber,silicone with ion 2.healthcare for body&fashion design 3.have SGS,ROHS&FDA 4.can OEM titanium necklace1.material:fiber,silicone with ion 2.healthcare for body&fashion design 3.have SGS,ROHS&FDA 4.can OEM1.Titanium Necklace:1>Material: surface nylon , inner silicone cord with titanium germanium ingredient2>Peculiarity: One rope or three rope or available. Easy to ...