La Femme 31500 chiffon prom dresses are offered in Dark Emerald, Lavender, Red. $378 is the Formal Approach best price guarantee for style 31500 by La Femme. Shop with confidence, Formal Approach is an authorized La Femme prom dress store. La Femme 31500 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16.