Please Note: They are Demi Cup, choose one size larger for the optimal fit. If you are over DD size, maybe this kind of invisible bra is not fit you. It comes with a storage bag, which is facilitating the daily life of women and keeping bras away from deformation, dust or high temperature. Each bra is reusable, and adheres to the skin with silicone adhesive. Apply each side, then connect with the clasp in the middle. Perfect for backless and strapless tops, allowing total flexibility and movement. Soft and natural silicone cups are molded and invisible under sheer clothing. A backless, strapless, seamless, self-adhesive bra is expertly crafted in silicone bra for providing maximum cleavage without binding bra straps.