Rachel Allan 70561 stretch tulle, beading prom dresses are offered in Burgundy, Peacock, Purple. $638 is the Formal Approach best price guarantee for style 70561 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70561 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.