Onyx Seamless Strapless Adhesive Nude Bra V0412 Comfortable and super lightweight self-adhesive cups available in cup sizes A through D. Totally backless and strapless so your bra remains invisible under any clothing. Adhesive Bra Features a center clasp which allows for cleavage enhancement Special skin-friendly adhesive lining which makes it simple and easy to use. Bra material contains 100% polyester and adhesive seal is composed of 100% silicone.