All dress forms are expandable, sturdy and perfectly padded Available in: Petite (New), Size 00 4 $2400 Small, Size 4 10 $2400 Medium, Size 12 18 Adjustable Dress Forms by Dritz Handicraft does anyone know the difference between My Double and Twin Fit? Dritz address form has these and seem to come in the same adjustable size range. : r sewing Dritz My Double Designer Adjustable Dress Form, Full Figure, Ivory(Small) Dritz