Constructed with TYRs most durable textile - Durafast Elite - this one-piece performance swimsuit utilizes high-denier poly fiber and innovative circular knit construction to combine the strength and colorfastness of polyester with the comfort of spandex. Featuring a medium neckline, thick/supportive straps, keyhole back, and moderate cut leg, our Maxfit swimsuits are the perfect performance suits for athletes who want fuller coverage that wont weigh them down Durafast Elite - the MDUS7A performance swimsuit utilizes high denier poly fiber and innovative circular knit construction to combine the strength and colorfastness of polyester with the comfort of spandex UPF 50 protection effectively blocks ultraviolet UV radiation for safety during outdoor sun exposure Chlorine-proof fabric expertly resists and prevents deterioration from chlorine exposure, durable, never-fades technology.