This model is made with isotropic magnetism (mixed poles)

blackboards and metal surfaces - but not on glass boards

The best thing about the set is clearly the strength

Are you in need of more than 1000 sets

Magnetklemmer rainbow, Bulldog Mini 4-pak Auto-translated (NO) This model is made withPackage of 4 pcs. of rainbow colored magnetic clips. The small magnetic clips are made of metal with changing colors (details on photo). Strength: approx. 400 g. Size: 3 x 3 cm. Height: 2 cm. Color: Rainbow mix Each little bulldog clip has a strong magnet on the back (made of neodymium). The magnet is very strong therefore, these magnets can hold their own weight many times. Brilliant for office boards or the fridge. But they are not strong enough for