eVogues Plus Size Open Back Dress Top 95% rayon, 5% spandex 1XL=Size 13/14, 2XL=Size 15/16, 3XL=Size 17/18. Please select your size according to the measurements below for a comfortable fit. Bust: (1XL) 38-42 inches (2XL) 40-44 inches (3XL) 42-46 inches Waist: (1XL) 38-42 inches (2XL) 40-44 inches (3XL) 42-46 inches Length: (1XL) 33 inches (2XL) 33.5 inches (3XL) 34 inches Hip: (1XL) 60 inches (2XL) 62 inches (3XL) 64 inches