Welcome to the store! 1、NTAG215 Chip: With 504 bytes of available NDEF memory. Suitable for URLs, text, small contact lists or simple phone triggers. Provides sufficient storage space for quickly writing desired information. Read, write, and lock functions allow the card to be edited multiple times or only read. Cannot be edited or reset once set as a write-protected label. 2、PVC Material: The stickers are made of durable waterproof PVC material, suitable for outdoor use or near water without losing functionality. The surface is smooth, flat, durable, stable, non-toxic, and odorless. Be sure to buy! 3、Usage: Compatible with TagMo for Amiibo and all Android phones and other devices supporting NFC. Use NFC stickers to create an Amiibo card and share social media, music, business cards, Wi-Fi connection etc., making your life more colorful! 4、30PCS: 30 pieces of NFC stickers in the package suitable for long-term use or replacements. 5、Easy to Use: With a small size and light weight, these stickers are easy to carry and use, very convenient!