Rachel Allan 70568 sequin, feathers prom dresses are offered in Blush, Lilac, Royal. $538 is the Formal Approach best price guarantee for style 70568 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70568 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 14W, 16W, 18W, 20W, 22W, 24W, 26W, 28W, 30W.