SunBusters Girls Short Sleeve Rash Guard, UPF 50+ Sun Protection 80% Nylon/20% Spandex Imported Sun protective girl's swim shirt with full-length short sleeves EXCELLENT SUN PROTECTION: Swimwear fabrics are rated UPF 50+ and provide maximum UV sun protection by blocking 98% of UVA + UVB sun rays, wet or dry; similar rating as SPF for sunscreens. Covered areas don't need sunscreen. Bathing suit designed with high collar for optimal sun protection and flat lock stitching for superior quality Solid rashguard for a clean look with SunBusters logo at chest Soft, quick drying and 4 way stretch fabrics