Kaia Gerber has been busy these past few months. She has launched a new business, Library Science, a reading community with goodies. She attended the Paris Olympics with her mom, Cindy Crawford. She was also named Princess of Celine Pilates and had her bangs trimmed. Nevertheless, she deserves a day off.

But it should come as no surprise that Gerber's laid-back style is still incredibly chic. The model was spotted getting out of her car on August 14 in the book club founder's peak fashion: white T-shirt, pajama pants, and It sneakers.

While there is much to unpack about Gerber's recipe for wearing pajamas outside, the beauty editor in me must reserve a moment to discuss the model's taut pigtails braids. The three-strand braid is clearly reminiscent of the '90s and hints at the return of the throwback hair trend.

Pigtail braids were a favorite of Jennifer Aniston, Britney Spears, and even a young Kaia herself, but their popularity peaked in the 90s. [...] [...] [...] [...] [...] [...]