... silicone sports bracelets for necklace with power: 1. Characters: 1, More than 70kinds of Energy element(titanium, germanium, titan, tourmaline, ... 2. The structure of Energy ElementDetail info about product1. Material: Titanium, germanium, negative ions, silicone/fabric, POM/ stainless steel clip2 ... will deform the shape.6. Because of the resin, with adhesive, so if it stick to the dirty, please ...