13.56MHz Ultralight EV1 RFID Fabric Bracelet With Disposable Lock is 512bits NXP Ultralight® EV1 chip hard tag with woven strap for events or festival bracelet .It will competitive cost than another material such as siliconw wristband ,metal material band ,etc .You also can print your own artworks on top , serial number ,barcode , engraving UID backside is available.For security purpose ,we use disposable lock with strap and can not easy to open with your rfid tags , we have to die-cut strap or burnout once our events or festival finished .It will better option for saving budget for events or festival organizers .