Bobby Giancola left basically nothing to the imagination with his latest selfie. Like, absolutely nothing. The Below Deck Mediterranean yachtie flaunted his fit physique on Twitter, and we're definitely not complaining.

Besides the photo giving us a chance to get a little peek at what's hiding under Bobby's uniform, the caption also serves as a life lesson about traveling abroad. "If u ever get a massage in #croatia make sure ur wearing underwear," he said, adding, "Or else u have to wear this thing."

In case you ever wondered how Bobby keeps his body in such great shape, check out what he had to say about it, below.