I am a full 36D and I wear a champion razerback from Target. You can also get it online at the champion website. I posted the link to it on another post I will try to find it. They are not very expensive and are totally breathable. I love mine. I have four of them and wear them at home all the time.

Melody

Okay found it... http://www.championcatalog.com/cgi-b...grfnbr=1167739