... 4 Gather your breastsInvisible bra, also known as silicone bra, self-adhesive bra,enlarge breast paster, magic bra,silicone bra insert and so on ... outer layer of material.The material of silicone bra outside.Invisible bra's outside material,it can be divided into ... and time,such as when you wearing transparent dress,backless costume,tight clothes,coveralls,holiday dresses,evening dresses and ...