Serena Williams Wore a Matching Pink Nike Swimsuit With Olympia and Her Qai Qai Doll

Serena Williams's latest Instagram post has us saying "Aww!" at our phones. The tennis champion posted a series of photos of herself wearing a Barbie pink Nike swimsuit with her adorable daughter, Olympia. The duo was seen sitting by the pool in their matching one-pieces, and, of course, the photos melted our hearts. While we're not shocked to see Serena wearing a Nike swimsuit, we found out that the one-piece was actually made custom for her and her daughter. As if that wasn't cute enough, we learned that Nike also made a custom swimsuit for Olympia's Qai Qai doll!

ICYMI: Serena created the doll, which is available exclusively on Amazon. She captioned the photo, "When @nike makes a swimsuit for not just @olympiaohanian but @realqaiqai too." Keep reading to get a closer look at the adorable matching swimsuit moment ahead — then, shop out similar versions for yourself if you're looking to buy a sporty pink one-piece.