where do you buy envelopes for 3x3 cards?

[TeriBeary]

I'm making 3x3 cards for my son's kindergarten class for Valentine's Day and I would like envelopes for them, but haven't found any and I've searched high and low using Google. Thanks!

[ChrisE]

I've gotten them from Marco Paper. Incredibly fast service!! I think I ordered them and practically had them a day later.

http://marcopaper.com/

[dcorder]

I got a package from SU! just recently. I don't remember how many were in the package - maybe 20/25. Seemed reasonably priced.