La Femme 28400 Volume 29 Cover Dress V3007-01 comes in the following colors: Black. $498 is the Formal Approach best price guarantee for style 28400 by La Femme. Formal Approach is an authorized La Femme prom dress store. We only offer authentic designer prom dresses. La Femme 28400 comes in the following sizes: D0, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20.