The rust will not affect the magnetism for many years when used outdoor

Red magnet with the number [7]

so that you have a small mirror at hand to check that the glasses are sitting where they are supposed to or to fix your make-up when in a hurry

Incredibly powerful magnet

Ferrit magnet, Blok 40x20x10 mm. BF Tier1 The rust will not affectFerrite magnets block Raw magnets Length: 40 mm Width: 20 mm Height: 10 mm Strength: approx. 2. 5 kg. Buy ferrite magnets when strength is not as important as size. Ferrite magnets don't have a protective coating and are therefore a bit fragile. Avoid bumps and knocks. Only work with magnets using tools specially designed for magnets. Both for indoor and outdoor use. They withstand temperatures of up to 250C and down to 40C. Please remember that