Bird rings in 2025 anodized aluminum with rounded shape for more comfort, no more broken and injured legs for canaries, goldfinch / mutation / siskin / Gouldian diamondback / exotic parakeets parrots pigeons ...(2.0/2.2/2.5/2.7/2.9/3.0/3.1/3.2/3.5/3.8/4.0/4.2/4.5/5.0/5.5/6.0/6.5/7.0/7.5/8.0/9.0/10.0/11.0mm) sold byot of 20 / 30 / 50 / 100. possibility of wholesale sales for reseller contact me to find out the wholesale price possibility of personalized your rings as you wish and engraved your initials or your name telephone number the rings will be numbered from 0 to 20 or 21 to 40.....or from 80 to 100 see my other sales I also have plastic or elastic open selection rings To group your purchases, do not hesitate to send me an email before payment. Happy 2025 season everyone .