A LumaBase Exclusive!!! LumaSleeve die cut inserts are both decorative and functional. Slide inside the bags for an illuminated image. With the flame resistant coating and ridged cardboard structure, they make any luminarias display perfect. They are open top and bottom and are not a bag. Size is 5.625″ x 3.375″ x 10.375″. These inserts work nicely with white bags.