La Femme 31542 lace tulle prom dresses are offered in Light Periwinkle, Sage. $498 is the Formal Approach best price guarantee for style 31542 by La Femme. Shop with confidence, Formal Approach is an authorized La Femme prom dress store. La Femme 31542 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14.