Global Tag FOAMY is a RFID tag with foam layer. Very cheap, this tag is perfectly adherent on all the surfaces.
RFID HF and NFC label 40x70 mm - Global Tag Srl
Standard RFID labels, On-metal RFID labels and NFC RFID labels
ShengHua Electronics products list,RFID,NFC
UP180149A RFID UHF Soft Printable Metal Tag RFID Foam Tag
s.a. plastics '011 12 smaller by SA POLYMER TECHNOLOGY - Issuu
SIVA IoT launches RAIN(UHF) RFID Wristband and Foam Tag that facilitate RTLS and Zone/Room location
RFID&NFC Anti-Metal Tags for Metal Surface - Xinyetong
Metal Surface NFC Slix ABS Anti Metal RFID Tag for Labeling Injection Molding Equipment - China RFID Disc Tag, Disc RFID Tag
US11224497B2 - Surgical systems with multiple RFID tags - Google Patents
UHF RFID anti-metal foam tag for asset tracking
FOAMY - RFID and NFC Foam tag - Global Tag Srl
UHF Foam Sticker RFID Anti-metal Soft Foam UHF Printable Coated Paper Tag Expoxy Suface Waterproof A
NFC-RFID Expansion Board for Onion Omega - DEV-14634 - SparkFun Electronics