SPEEDO LZR Fit Body Suit PowerPLUS Built for the fitness swimmer, this streamlined training suit increases muscle support for added power and quick recovery. Seam construction improves linkage of the muscular kinetic chain helps maintain optimal position while lap swimming. Bonded seams are strategically placed to help maintain optimal position while lap swimming chlorine-resistant fabric provides great shape retention. PowerPLUS fabric provides added compression increasing muscle support for added power and quick recovery. Open keyhole back with slim straps. Scoop neck with wide straps. Built in shelf bra. Bonded seams eliminate chafing. Fabric: 79% nylon/21% LYCRA? Xtra Life Spandex.