This stock vinyl magnet is 20 mil thick and is for indoor use only. 30 mil thickness is available, please call for details about outdoor use or 30 mil thickness. It is printed on using an offset lithography print process on paper. The paper imprints are laminated with ultra clear Mylar film, applied to vinyl magnet material and then die cut. Custom cutting dies insure clean cuts and tight registration. FULL COLOR IMPRINT!. Art intended to print to the edge must extend 3/32" outside cut-line. Art not intended to print to the edge must remain 3/32" inside cut-line. Templates are available either online or by request.