Square Neckline Sheath Wedding Party Dress with Cape Sleeves E86092 Sleeveless Square Neckline Sheath Wedding Dress With Beading Throughout Floral Square Neckline Sheath Wedding Dress with Tulle Overskirt Floral Square Neckline Sheath Wedding Dress with Tulle Overskirt Glamorous Column Sheath Wedding Dress with Plunging Neckline Square Neckline Sheath Party Dress with Half Sleeves E86104 GemGrace.com. This wedding guest dress features a classic square neckline and a sleek sheath silhouette that gently skims the body for a refined look. The column style design offers a modern, elongated appearance, perfect for formal occasions. Crafted to provide both elegance and comfort, this dress is an excellent choice for those seeking understated sophistication in a soft, refreshing hue.