Compatible for use as Amiibo clone cards with Nintendo Switch, Wii U and new 3DS systems. Built with high quality & durable waterproof PVC material,each NFC card with opp bag individual packing. Blank white both side - printable by most photo ID card printers like DataCard, Zebra, Fargo, Evolis, Magicard, Nisca, NBS & etc. NOT use for inkjet printers. 504 bytes usable memory, programmable with all NFC-enabled smartphones or devices. Note: Some iPhone Models can not support reading the NFC cards, so it can not recognizes the NFC cards, it is not cards problem,please understand it clearly before your buying. Colour:White Material:PVC Size:One piece about 85.5*5.4mm Package Contents: 30*NFC Cards Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.