Sherri Hill 56894 comes in the following colors: Periwinkle. $1398 is the Formal Approach best price guarantee for style 56894 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 56894 is available in the following sizes: 000,00,0,2,4,6,8,10,12,14,16,18.