Attire Optional Optional Dress Code Black Tie Guest Dresses Black Tie Optional Allure Velvet Square Neck Gown w Sheer Mesh Sides Black 10 Skald, Gothic Elegant Retro High Waist Black Velvet One Piece Square Neck Long Sleeves Spring Autumn Maxi Dress What to Wear to Every Type of Wedding, From Black Tie to Garden Party Larrah Square Neck Back Lace up Satin Drape Hem Maxi Dress, Black S Black tie optional? Cocktail? Yeah, we've all been there. Wedding dress codes can be confusing. We broke them down so you'll know exactly what to wear, from casual to black tie,