Rachel Allan 70509 sequin tulle, beading, feathers prom dresses are offered in Lilac, Powder Blue. $998 is the Formal Approach best price guarantee for style 70509 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70509 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 14W, 16W, 18W, 20W, 22W, 24W, 26W, 28W, 30W.