83% nylon , 17% lycra spandex , Anti-UV UPF50+, breathable ,and comfortable and eco-friendly boy swiming top , main shell :83% nylon , 17% lycra spandex ,without lining at front Anti-UV UPF50+, breathable ,eco-friendly and comfortablethe details of at frontthe details of backthe details of back emb and printthe details of print at frontwithout lining at front boys swimming wear