Rectangular Shape Insert Wire or Tie, When you need the ultimate in durable, tough, industrial-strength RFID tags, choose the WOW tag. The only tag in the world that is metal, not just metal mount, the WF-SM-WOW can be welded directly onto any metal part or device. All it takes is a small tack weld with a TIG or MIG.
Gray Silicone Stick Tag, A flexible wire-based RFID tag, the WF-SM-25S features a rugged MSOP (packaged chip) on FR4 board electronics. It has excellent read/write performance on any surface. The silicone coating makes this RFID tag resistant to extremes of heat and cold. Priced Per Tag