They are made of three parts: a decorative disc, a flexible, accordion-like stem, and a circular base that sticks on your phone. Pop Sockets are small plastic contraptions that “pop” onto the back of your phone.
Having taken to the festival stage just a day earlier, the Suicide Squad star hit Rio's famous beach to take in the sights in between promo duties for Blade Runner 2049.
It’s the same reason why fidget spinners were likened to a whole range of completely unrelated trends when they first became popular, such as bottle flipping or Pokémon Go.
The only thing they have in common is widespread popularity.
Pop Sockets on the other hand have style and practicality on their side, giving them a certain edge in the race to become the biggest new trend.
Jared Leto received a rock star welcome when he stepped onto Ipanema Beach on Monday.