Jason Momoa attended a Madeworn exhibition in West Hollywood and posted about it on his Instagram account.
He was snapped by photographers while on site.
According to Just Jared:
Jason Momoa buddies up with a pal as they check out the Mastercard and Fred Segal Present Rock n Roll Holy Land An Exclusive and Interactive Experience by MadeWorn on Tuesday night (April 10) at Fred Segal in West Hollywood, Calif.
The 38-year-old Aquaman stud showed off his super buff biceps in a white Black Sabbath T-shirt as he checked out the exhibit honoring some off the biggest names in rock n roll.
Check out all the photos below.