but it is not cheap to use and throw away in the long run - use these mini whiteboards that you can write on with whiteboard markers and erase again instead

This horseshoe magnet is our medium model

Denne magnettype kan bruges udendørs

Magnetic Blackboard

Sy-i magneter 12x2 mm. rund, 2-pak Auto-translated (SE) but it is not cheapSmall but strong magnets for sewing in clothes, sheets, bags etc. Made of neodymium with a thin and flexible plastic coating (shrink wrapped round 28 mm.). Easy to sew in fabric make your jacket, shirt, drapes or other things magnetic for easyer everyday use. Each side of the plastic pockets are marked with + or to mark the poles pointing out. You need to pair + with to get adhesive force (otherwise, the poles will repel each other). Sold in pairs of