La Femme 31204 tulle prom dresses are offered in Dusty Mauve, Lilac Mist, Sage. $398 is the Formal Approach best price guarantee for style 31204 by La Femme. Shop with confidence, Formal Approach is an authorized La Femme prom dress store. La Femme 31204 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16.