Adhesive Magnet Sheets are the perfect fit for your A Jillian Vance Design storage bags, they come 5 to a package. Keep your dies neat and organized, easy to find, use and store. 4 x 6" in size. 20-30 mil thick. Just peel back the protective paper and place on product card or leave loose in the package. Perfect to store on the back side of the product card with the stamp set on the front! For retail customers only.