... strong plastic Round Strong Waterproof NFC NXP NTAG203 RFID Tag working with all nfc mobile phones 1.Waterproof, durable, and fashion ... with custom logos5. It is using Ultrasonic plastic welding technlogy, not by glue, which has very high quality!RFID key chain ... product, the keychain are fully supported on the Logo printing, laser engrave, and number printing. The tag are available with broad ...