Made of nylon fabric and sponge material. Its lightweight, breathable, self-adhesive, soft and great breathable; Coming with 2pairs self-adhesive bra inserts which are nude and black color;Enough to satisfied with your daily use and replacing; Bra insert size is 11x7.5cm/4.3 x2.9inch(WxL); Removable bra cups help to push up the breast and enhancing your shape; Convenient for wearing V neck adress and outfit; Fit for A/B/C/D Cup sports bra and bikini tops; Self-adhesive bra insert that max thickness is 1in/2.5cm that make your breast to push up 1-2 cup, get a good shape with a natural lift; Even sporting hard , the bra cups don't slip also, move around and don't stick out from your bra also; Easy to use; Just directly to glued in the underbra or stick under the breast to support your chests and get a lifting effect; Fit for most of lady girls; Great adhesive and waterproof that dont worry about it will be shifting or falling; How charming and beautiful in the crowd on the beach; Fit for many outfit, such a Wedding dress, evening gowns,padding under shirts, bridesmaid dress, sports bra inserts, swimsuit padding inserts, Swimsuits,lingerie, strapless bandeau/bikini tops, backless dress and full dress.