just the backs is all I need
There is tons of places. They can ussually be found in any jewelry store, they sale them in small pakages & have more than enough in them. Some examples would be Claires, Hot Topic, & K-MART. They're not so expensive either.
internet, jewelry making store, jewelry store you can ask about it at a regluar jewelry store, jewelry fixing store
any store that sells jewerly, i would expect them too really. walmart, ive seen them there.