Made from nylon and spandex. It is unlined, stretch and is opaque. Glorious one piece by wish fit has a scooped front and back neckline with a centre front black zip fastening. The women's one piece is made of soft yet durable fabrication and is chlorine, oil, lotion and sweat resistant. This statement one-piece features colour contrast binds, scoop neckline, exposed chunky zipper at front and classic racerback cut with mesh overlayers. Built-in bra padding provides extra support, making this style both fashionable and functionable. Wear with leggings or under a casual hoodie or workout tee! Perfect for a gym then swimming session!