Rachel Allan 70811 stretch tulle, beading prom dresses are offered in Black Gunmetal, Black Multi, Pink, Powder Blue Ocean. $598 is the Formal Approach best price guarantee for style 70811 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70811 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.