Sherri Hill 55510 comes in the following colors: Black. $798 is the Formal Approach best price guarantee for style 55510 by Sherri Hill. Shop with confidence, Formal Approach is an authorized Sherri Hill prom dress store. We only offer authentic designer prom dresses. Sherri Hill 55510 is available in the following sizes: 000, 00, 0, 2, 4, 6, 8, 10, 12.