Rachel Allan 40070 is available in these colors: Black Iridescent,Magenta Iridescent. $278 is the Formal Approach best price guarantee for style 40070 by Rachel Allan. Formal Approach is an authorized Rachel Allan prom dress store. We only offer authentic designer prom dresses. Rachel Allan 40070 comes in the following sizes: 0,2,4,6,8,10,12.