Long Black Wedding Guest Dresses Black Long Sleeves V Neck Cut Out Long Wedding Guest Dress Black Wedding Dress with a Deep V neckline & Layered Tulle Long Sleeve Evening Wedding Guest Dresses Black Wedding Dress with a Deep V neckline & Layered Tulle. This black wedding guest dress features long sleeves and a deep V neckline with tasteful cut out details, blending classic elegance with contemporary edge. Its long length and tailored silhouette create a sophisticated and flattering fit, perfect for formal occasions. Designed to balance style and comfort, this dress offers a striking yet refined look for memorable events.