Vertical Line Dress Etsy Student A Vertical Beginning Costume Design and Construction Music and Theater Arts MIT OpenCourseWare After posting about the One Hour Dress, I thought I'd follow up with some design techniques you could use to prevent your version from looking like a hideous sack like my first STRAPLESS A LINE TAFFETA DRESS WITH PIPING PLEATED DETAIL Black 44 Taffeta Did you know that vertical lines make one look leaner? This gorgeous striped dress is available at Rs 995 in sizes XS XXL.