... the bister packing 3.good for health and body titanium ion sport necklaceHealth silicone sport titanium necklace Material:Nylon Rope&Silicone ... :Health silicone sport titanium necklaceBy adding with the anion ions, germanium,titanium, the product can delay aging, protect from radiation , promote ... you design idea,we can design the picture for youtitanium ion sport necklace titanium ion sport necklace