Justin Bieber Wakeboarding ... But Just Briefly

7/4/2016 1:23 PM PDT

Justin Bieber -- Wakeboarding ... But Just Briefly

Justin Bieber has no shame in the wakeboarding game ... stripping down to his Calvins in the Miami sun. 

The Biebs jumped off a yacht he and some buddies rented for some soft-core water sports. 

That's how he rides.