Periwinkle Dress Feb 6, 2011 12:24:35 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by tara30us on Feb 6, 2011 12:24:35 GMT -5 my dd just turned 10 and is on the slim side. This dress is a size 10 and in my opinion runs big, it is tied in the back as tight as possible and still pretty loose and long. Pretty dress, and the quality is nice.