Gray Blue A-Line Tulle Long Prom Dresses Blue Tulle Formal Dresses TP1228This gray blue A Line Tulle Prom Dress is perfect for a formal event. Made of tulle fabric, it features an a line silhouette that's sure to show off your figure and make you stand out. With its timeless design and quality construction, this dress is perfect for any special occasion. 1. Color: as picture,custom color If you want dress color to be different color, please contact us. Dress color =______________(you can choose from my color chart) 2.