Polo Ralph Lauren Girls Swim. Fashion category: Swimsuits. SKU: 312935063002. Color: Pink. Polo Ralph Lauren Girls Polo Pony-Embroidered Check-Pattern Swimsuit. Crafted from a recycled nylon blend, this swimsuit features a stretch design with a mini check pattern, ruffled trim, and rear criss-cross straps. It has a square neckline, sleeveless design, and is finished with the signature Polo Pony motif. Recycled Nylon 54%, Polyester 32%, Elastane 14%