If youre wearing a dress with a fitted bodice and a backless or sheer back, you can opt for stick on bras or nipple covers, but I recommend using detachable cups for better support. Here are two easy srdmuph Sticky Bra Invisible Silicone Lift Up Self Adhesive Push Up Reusable Backless Dress Strapless Bras for A to D Cup Stick On Breast Nipple Covers (Nude, M (for A B Cups)) at Niidor Strapless Sticky Bra for Women Sticky Bust Silicone Adhesive Bra Invisible Push up Lift Bra for Backless Dress with Nipple Covers : Target Ultimate Guide to Nipple Covers: How to Choose, Wear, and Maintain BOOMBA Nipple Covers For Women 60 Pairs Women's Nipple Covers Disposable Pasties In 17 Styles For Backless Dresses Fashion Tape