Sherri Hill 55550 comes in the following colors: Black Multi. $1298 is the Formal Approach best price guarantee for style 55550 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 55550 is available in the following sizes: 000, 00, 0, 2, 4, 6, 8, 10, 12, 14.