... 4.50*50mm,86*54mm,etc. NFC RFID metal tag with ultralight RFID NFC label Applications:smart poster,couponing ... RFID NFC label Applications:1.NFC RFID metal tag with ultralight2. Material:PET, paper, self adhesive, ... anti-metal material.3. Size:86*54mm,50*50mm, 45 ... 0.5mm, -0.5mm-1.0mm (with anti-metal layer)5. Minimum QTY:1000pcs6. Available crafts:Series number ...