The 30-year-old brunette shared a cheeky snap of herself on Instagram Saturday, wearing a black one-piece bathing suit while doing her best “belfie” for the camera.
She captioned the shot “#angles.”
The look was a far cry from the floor-length blue dress Shayk wore last weekend, while attending the Desert Trip Musical Festival in Indio, California.
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Cooper and Shayk have been dating since 2015.
In May, Cooper and Shayk attended Beyoncé’s Los Angeles concert where the American Sniper star held hands with his leading lady and her mother — who saw the show with them.