Size: 6M/9M  Age for 6-9 months      Tag Size 80
Size: 12M/18M/2T    Age for 12-18 months     Tag Size 90
Size: 24M/3T    Age for 2-3 years old        Tag Size 100 
Size:4T  Age for 3-4Years old          Tag Size 110
Size: 5T  Age for 4-5Years old          Tag Size 120