Simple but très chic, this navy cross-back bikini top is crafted from a special fabric that incorporates recycled nylon. New with tags. Smoke-free home Details: Moderate coverage. 82% recycled nylon/18% elastane. 92% polyester/8% elastane Repreve® lining. Built-in UPF 50 sun protection (recommended by the Skin Cancer Foundation as an effective UV protectant, in addition to SPF). Removable padding. Our swimsuits are machine washable, but we recommend hand washing, as it helps keep the fabric and shape of the suit looking newer, longer.