Kim Kardashian Shows Off Bikini Body After Milestone Birthday: 'This Is 40!'

Forty looks good on Kim Kardashian! The beauty and shapewear mogul celebrated her big 4-0 last week, and she's already making the most of her new decade. Kim shared a series of photos of herself on a tropical vacation. She posed in the crystal blue waters, rocking a tiny beige bikini, a bandana and sunglasses. She simply captioned the shots, "This is 40!"