The movie "27 dresses" give us a deep memory for bridesmaid dresses. You can't find two bridesmaid dresses even in a similar style, each one is unique special and totally different with others. Bridesmaid dress must suitable for wedding theme and fit the bridesmaid either.
Different colors as blue, pink, yellow, lemon, green, blue, white,black, and the style like princess, mermaid, A-line, length from short to knee length to long, fabric from lace to chiffon to satin. You can get any bridesmaid dress similar like those online now.
Related source: cheap bridesmaid dresses online by weddingbuy.co.uk.