Rachel Allan 70556 stretch tulle, beading, chiffon prom dresses are offered in Powder Blue, Red Fuchsia. $1198 is the Formal Approach best price guarantee for style 70556 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70556 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.