shell :83% nylon , 17% lycra spandex ,lining at front 95% nylon , 5% spandex , Anti-UV UPF50+, breathable and comfortable boys swimming suitmain fabric ... shell :83% nylon , 17% lycra spandex ,lining at front 95% nylon , 5% spandex , Anti-UV UPF50+, breathable ,and comfortablefront detailsback detailsthe ...