I'M PUTTING MY FACE ON CONDOMS-- KESHA

Ke$ha wants to make sure your junk is covered the next time you have sex ... and now she's putting her face on 10,000 condom wrappers to prove she means business ... TMZ has learned.

Sources connected to the singer tell us Ke$ha banged out a deal with LifeStyles Condoms ... which agreed to provide 10,000 customized rubbers for the singer to fire off into crowds at her upcoming shows ... beginning on Monday.

Tik Tok, wrap your ...