Size & Fit Tight fit Product Features Stretch knit material Scoop neckline Front Swoosh logo Racerback design with oversized cutout Full-coverage Body: 80% nylon, 20% spandex and Lining: 100% polyester Hand wash The Nike Racerback One-Piece Swimsuit is imported. Built for performance, the Girls' Nike Racerback One-Piece Swimsuit keeps her comfortable and sleek as she plays in the water or trains for her next freestyle race.