Cut out a roughly 1 1/2 to 2 inch wide piece that is about 3 inches long (photo 1).Now cut a piece about an 1 1/2 wide and about 2 inches long.(photo 2)Cut both of these out of paper.Now press these up to the side of the bottle.
Use your marker to draw around the paper so there is a outline of the piece you are to cut out.(photo 3)Now cut out your tracings as clean as possible.You need to do two of each wing.(photo 4)