Lot Stone City Strong Self Adhesive Magnetic Sheet 8.5×11 8X10 4X6 5×7 12-20 Mil
EASY TO CUT AND INSTALL. They do not work on non-magnetic surfaces like aluminum, plastic, wood, or most stainless steels. This item alsoNOT work for cars, bumpers! Personalized magnets are a breeze to create with Stone City Magnetic Sheets.