Los Angeles, California - Millie Bobby Brown got a head-start on summer with the perfect vacay ensemble, including a piece from her new fashion line!

On Friday, the 20-year-old Enola Holmes star dropped a new photo via Instagram, which saw her posing in a patterned pink string bikini top and denim shorts.

"Vacay in my flo denim," Millie wrote in the caption of the post, which tagged her florence by mills fashion brand.

While she first expanded her brand into the clothing world in January, its venture into denim came just this month.

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An off-shoot of her original florence by mills cosmetics brand, the fashion line also features colorful loungewear and pajamas.

Despite a busy schedule working on the fifth and final season of Stranger Things, Mills has made sure to keep fans updated on her adventures via social media.

A recent photo dump gave a glimpse at her "life in the fast lane," and it even included a tease at Eleven's new look for the her big farewell!