La Femme 31520 lace jersey prom dresses are offered in Dark Berry, Emerald, Royal Blue. $498 is the Formal Approach best price guarantee for style 31520 by La Femme. Shop with confidence, Formal Approach is an authorized La Femme prom dress store. La Femme 31520 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.