This is the highest quality tag in market.
Name: 3X3 RF Sticker Tag Bar Coded
Order Unit: 5 Rolls (5,000 Tags)
Tag Dimension: 30x30mm (1.2x1.2") in Diameter
Roll Width: 30mm
Roll Pitch: 33mm
Frequency: 8.2 MHz (±4%)
Q-Factor: Over 60
Variation: Bar Coded, Black, White
Limited Warranty: 6 months