Organ donors ARE heroes and now you can tell the entire world with these key chains! Add to your collection of giveaways for recruitment and organ donor awareness events or give them out to transplant recipients. Hand out these green novelties at fundraisers, races or other awareness events and spread the word about the benefits of being an organ donor. Great for thank you gifts to those who sign up to become an organ donor. Rubber. 2" with 1" jump ring.