Rachel Allan 7015 dresses are available in the following colors: Blush Aqua, Lilac Powder Blue, Mint Sky Blue. $438 is the Formal Approach best price guarantee for style 7015 by Rachel Allan. Formal Approach is an authorized Rachel Allan prom dress store. We only offer authentic designer prom dresses. Rachel Allan 7015 comes in the following sizes: 0, 2, 4, 6, 8, 10, 12.