The actress, who stars in American Eagle's fall campaign, also tells PEOPLE about the failed surprise party she threw for boyfriend Guy Remmers Courtesy of American Eagle is all about comfort. When she isn’t squeezing into corsets for Apple TV+ period drama , the 28-year-old actress opts for functional looks that can take her from music festivals to hiking trails. But don’t get it twisted: Froseth fashion.

From JW Anderson to Simone Rocha, the actress — along with her boyfriend and costar — is often in the audience as new collections hit the runway, and the on- and off-screen love interests’ looks are always ones to watch. As American Eagle taps Froseth for its fall campaign, the and star walks PEOPLE through her personal style philosophies — and gives a glimpse behind the scenes of season 2. Courtesy of American Eagle No to the first part of the question.

[Laughs] I struggled with my identity for a long time just because I moved so much back and forth, and I always kind of felt like I was the new girl and I had to just kind of wear what people were wearing. I just wasn't really sure what my groove was. I think as of late, I'm just gravitating toward things that match my mood, rather than following the trend.

I love . I wish I just had her closet. I'm obsessed with her and everything she wears, but that's not realistic for me.

Alamy It's been a very slow discovery, where I realized I was kind of a new girl and then I was modeling for a long time. And then I became.