What to Wear Under a See Through Dress: I Did All the Research Glamour Backless Long Dresses PrettyLittleThing CA Lanai Embellished Backless Maxi Dress in Black Leopard Hotfix Oh Polly The Best Backless Bra and Undergarments to Wear With Summer's Trickiest Dresses Vogue 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 Lukea Long Sleeve Mini Dress Black Tall Princess Polly