Use a normal pot magnet or hook magnet instead

The Paint Marker can be used on almost all materials:

Søde køleskabsmagneter som ligner 6 små missekatte

Extremely strong magnet in the shape of a blue pawn in a game - a magnetic pin player

watch the video under the product photos

Magnetkassette A3, Dyb (H) hyldeforkant Use a normal pot magnetDeep magnetic pocket size A3. Practical magnetic pocket with space for a lot of large A3 papers (approx. 20 pcs. of standard A3 paper). Keep track of all the papers, forms, brochures etc. with this clever, deep pocket with a magnetic back. This variant is the standard A3 size. The magnetic pocket is open at the top (on the narrow side) and closed at the sides and bottom. A very strong plastic pocket with a super strong and flexible magnetic back.