Channing Tatum is showing off for da gram.

The actor posted a naked selfie in his Instagram stories from the set of his new film, Lost City of D.

He wrote, “You know when you in the make-up trailer a—hole naked holding a towel over your junk you about to do some s—t on set that you gonna have to prepare ya mama for before she see the movie.”

Had added the note, “And yes I’m flexing so hard i got a cramp” along with the thirst trap.

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