Rachel Allan 40418 stretch tulle, beading, taffeta prom dresses are offered in Black Multi, Nude Multi, Royal Multi. $498 is the Formal Approach best price guarantee for style 40418 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 40418 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.