The iconic jean brand debuted its Calvin Klein underwear campaign in 1982, and since then a number of actors, musicians, athletes and more have starred in ads.

Bad Bunny nearly bares it all as he stars in Calvin Klein’s campaign for their new seamless Icon Cotton Stretch underwear, launching on March 18.

I had a whole routine focused on my physique and getting into the best shape for this campaign,” the singer tells GQ in an exclusive interview. Plus, we’ve got photos.