Champion Women's Freedom Seamless Racerback Sport Bra 95% Nylon/5% Spandex Imported Machine Wash Moisture Management technology and knit in ventilating mesh help keep you cool and dry Knit-in inner bra and wide bottom band provide additional support Seamless design to minimize chafing and 4-way stretch to maximize comfort Two-ply fabric stretches for freedom of movement. Champion Vapor technology wicks sweat and dries quickly for cooler comfort. Moderate support