Nylon/Spandex blend, stretchy,breathable and cozy,fit like a glove. Rib seamless bra top, wireless, low back, wide strap, front with double layers,with removable pads.you can choose wear with pad or not. This staple piece can be dress up or down, perfect for layering and such a great lounge bra,pair with with sweats,high wasted pants,jean,buttoned shirt or jacket,sweatshirt or hoodie. 3pcs in one package-several color options, 4 sizes available - S,M,L,XL Machine wash cold with similar colors, do not tumble dry, do not bleach, line dry.