New Small Brazilian Micro String Bikini Swimsuit 82% Nylon, 18% Spandex Hand Wash Only This two piece swimsuit features a triangle top with adjustable halter ties and a cheeky thong bottom for a sexy, Brazilian-inspired look. The halter neckline and tie-back closure allow you to customize the fit for maximum comfort and support. The high-cut legs and backless design elongate your silhouette.