And if you sew a normal button on the outermost visible layer of fabric

quite a bit more magnetic per cm2

Colour: Red/white

Cannot be used for glass boards - it requires stronger magnets

Pottemagnet med karabinhage i farver, Ø25 mm (2 stk.) Auto-translated (EN) And if you sew aPot magnet with carabiner in nice colors (purple & pink). These pot magnets (25 mm.) with carabiners can be used to hang small lamps from the ceiling and many other things. The strength is a whopping 3. 1 kg. measured in a straight line pull. Diameter: 25 mm. Height: 15 mm. Carabiner length: 45 mm. Strength: approx. 3. 1 kg. Brand: Trendform. Art. no.: MM2060. The carabiner itself is not magnetic. Only the pot magnet is. The magnets are not made of