Supermodel Rosie Huntington-Whiteley stepped out in California this week missing a very important undergarment.

Huntington-Whiteley wore no bra under a thin, sleeveless sweater while walking in sunny West Hollywood, Calif., on Thursday. The gorgeous 25-year-old paired the top with a below-the-knee printed skirt and strappy stilettos, but no doubt eyes were focused elsewhere.

The no-bra look took Huntington-Whiteley’s style from demure to PG-13 rated with something … er, two things peeking through the fabric.

But this Victoria’s Secret model has bared it all on and off the catwalk before.

When she isn’t posing in skimpy lingerie, she is posting topless Instagram shots for her 500,000-plus followers, E! News notes.

Huntington-Whiteley, who maintains her amazing figure with yoga and kickboxing sessions, has also been trying her hand at acting lately. She replaced Megan Fox as the hottie in the “Transformers” series in 2011’s “Dark of the Moon” and stars in 2014’s “Mad Max: Fury Road” alongside Charlize Theron and Tom Hardy.

“It was a lot of work,” she told the Telegraph about making the post-apocalyptic action flick. “Making a film is very different from photo-shoots and a lot more is expected from you. But those moments that are fulfilling are like ecstasy – they’re amazing.”

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