Sherri Hill 56907 comes in the following colors: Black, Ivory Black. $550 is the Formal Approach best price guarantee for style 56907 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 56907 is available in the following sizes: 000,00,0,2,4,6,8,10,12,14,16,18.