RFID Silicone Wristband Used for access control,identification Frequency:13.56MHz,125KHz,860-960MHz Color:red,white,bule,blac RFID Silicone Wristband125 KHz/13.56 MHz ... for people under water with it. Brief Features: Product 1RFID Wristband/Bracelet--ReusableBrand NameFreevisionMaterialSilicone, ABS, Rubber, PCModelFVWT01-FVWT07ColorRed, Blue, Yellow, White, etc ...