Embossable Window Plastic sheets from JudiKins. Twenty (20) sheets per package - each sheet measures 4.25 x 5.5 inches.
Transparent acetate sheets - use to create window cards, boxes, picture frames, jewelry and ornaments. Can be stamped and embossed with embossing powder using a heat tool to set the powder. Also, try adhering over glitter to make non-messy cards. From JudiKins.