In case you're unfamiliar, the grommet belt was a true Y2K classic. Offered in a true assortment of colors, the belt is known for its dual line of holes. Billie wore a black version of the trend ...

We've been obsessing over Nicole Kidman's style at the Cannes Film Festival. And she just wore a grommet belt that's brining us back to the mid-2000s.

Saoirse Ronan championed the return of the punk grommet belt with her slinky white gown at the BFI London Film Festival. See her grungy look, here.

Saoirse Ronan has been booked and busy with two new films, The Outrun and Blitz, releasing within a month of each other. To fans' (and fashion lovers') delight, she has been out and about, turning ...