On-Metal NFC Tags - Seritag

How do on-metal NFC tags work?

29mm Reverse On-Metal - Seritag

10pcs Anti-Metal NFC Sticker can Work on Metal NTAG215 NFC Sticker 25 mm (1 inch) Round Shape, Compatible with TagMo and Amiibo¡ : Office Products

New Range of Tiny NFC Tags - Seritag

NFC Hard Disc Tags - 30 Second NFC Product Intro

Seritag NFC Tags (@SeritagNFC) / X

New NFC Disc and NFC Industrial Tag Stock - Seritag

NFC Bluetooth FPC On-Metal Sticker Tag With Genuine RFID Chip Ntag213 Universal Small Size [DIA10mm] Free Shipping 5PCS - AliExpress

【Perfect size】10pcs Black Anti-Metal Label+10pcs White Anti-Metal Label,Round /1 inch/25mm，Mini size allows you to save more conveniently.

20Pcs Anti-Metal NFC Tags NTAG215 NFC Stickers Work On Metal 25mm(1 inch) on Metal NFC Tag 504 Bytes Memory，Work Perfectly All NFC-Enabled Cell Phones

I've attached an NFC-tag to my water bottle to automatically log my water intake in Apple's Health app. But I can't read the NFC-tag when it's attached to it. How is this

Store - Seritag

Seritag NFC Tags (@SeritagNFC) / X

10pcs NFC Tag Black NFC Stickers Anti Metal NFC Tags on-Metal NFC Tag Sticker Programmable NFC Tags for Metal Work Perfectly All NFC-Enabled Cell Phones & Devices : Office Products