All our fabrics are SustainableThe Kai bikini top is eco-friendly bikini made of recycled polyester. The classic triangle silhouette features thin straps that can be easily adjusted for a comfortable fit. Pair with Kai bikini bottoms for a complete look.. DetailsBikini top with padded cups. Adjustable straps. Metallic Logo. Rear fastening in nickel-free metal. Material. 85% polyester, 15% spandex