Kourtney Kardashian and Beau Make Sexy Instagram Calvin Klein Ad The 38-year-old Kardashian and her 24-year-old boyfriend, Younes Bendjima, posed for a Instagram selfie on Friday. Kardashian and her sisters are part of Calvin Klein's "Our Family" campaign, and we can see she's sporting the brand's $20 black undies with a matching $32 scoop neck bralette. She and Bendjima began dating in 2016, according to multiple reports. He's Algerian, fluent in Arabic, English and French, and is signed to Next Model Management. Kardashian was formerly with Scott Disick, whom she has three children with.