STUDIO CALICO-Heyday Collection: Mistables. Mistables are fun fabric sticker shapes that can be embellished with inks; paints; dyes; stains; markers; and other such materials for a truly custom look. Each package contains an assortment of fabric shapes on a 6x6 inch backing sheet. Available in a variety of designs (each sold separately). Number of pieces per package varies by design. Imported.