I Don't Know How She Does It! Flawless Olivia Munn shows off her incredible bikini body on magazine shoot

Most women who hit the beach at the beginning of the summer find themselves slightly insecure about their bikini bodies.

But I Don't Know How She Does It actress Olivia Munn had no such worries as she shot the cover for an upcoming issue of Shape magazine in Malibu over the weekend.

The 31-year-old actress showed off her truly impressive figure in a tiny white and gold bikini as she smiled and ran across the beach for the photographer.