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 VEIMIA Invisible Stick On Bra Natural Adhesive Push Up Sticky Nipple Covers For Backless Dress Veimia Nipple Pasties Niidor Nipple Covers For Women, Cakes Seamless Silicone Pasties Nipple Covers Reusable, Adhesive Sticky Breast Petals Nipple Pasty With Travel Case For Backless Dress Sexy Coco At Women's Clothing Store How to cover your nipples in a backless dress Stylight Nipple Covers For Women 60 Pairs Women's Nipple Covers Disposable Pasties In 17 Styles For Backless Dresses Fashion Tape DEPOVOR Silicone Nipple Covers & Breast Pasties Reusable, Adhesive, Strapless For Backless Dresses