Size: B Package include: 1x silicone bra ( select the size you need ) Material: silicone gel Weight: about 241g Strapless and backless bra, which is made of 100% pure silicone gel for the most natural feel and look Invisible silicon bra shows the most charming parts of woman"s figure: the alluring beautiful shoulder and pretty back Front closure silicone bra cups can Uplift breasts, enhance cleavage With this strapless and backless invisible bra, women can display freely those beautiful dresses, such as braces dress, backless dress, shoulder-baring dress and transparent tops.