hvis du opbevarer dem lodret

Buy one (1) ring magnet or more

The pen has a strong magnet at the tip

is standard for office magnets

math on blackboards (subtraction) etc

Magnetark A4, Gult engros hvis du opbevarer dem lodretA4 yellow magnetic foil. Magnetic sheets are not suitable for glass boards! High quality magnetic sheets. Cut it to the desired shape and size with regular scissors. Size: 21 cm x 30 cm (A4) Thickness: 1 mm. Strength: approx. 80 gr per sq. cm. Colour: strong yellow. Use it e. g. to make signs for the whiteboard or magnetic pieces for notes for the fridge. There are countless options. Magnetic sheets adhere to all magnetic surfaces, except glass