Kim Kardashian is going OG on the stringy bikini curves and just about managing. The 40-year-old reality star and makeup mogul was swimwear central for her 212 million Instagram followers this weekend, posting throwback bikini shots and seemingly wishing she were back on vacation. Kim, who has just opened up about her "frustrating" marriage to Kanye West amid filing for divorce, kept her personal dramas well out of this one, instead focusing on the killer figure and a little Louis Vuitton. Check it out below.