Made of anisotropical magnetized magnetic foil with a matte black top and a magnetic backside (also black but a different nuance)

Skruehuller (2): ø 5

you should allow for additional weight to your pull requirement as the hook

And they insure you against approx

Magnetkroge hvide, 4-pak - køleskabsmagneter boardmarker mix Made of anisotropical magnetized magneticBox with 4 white magnetic hooks for the fridge. Use these magnetic hooks for hand towels etc. The back is covered with an anti slip silicone cap. The strength in direct pull is approx. 1. 5 kg. but you will need this strength to keep a towel hanging on your refridgerator, as the downward pull of the towel is tough on magnets. Strength: approx. 0. 5 kgs. in downward pull. Brand: Trendform MM4612 Color: White Size: 3. 5 cm. Magnets are not toys