From the designer brand Qualy

And the AlNiCo products are made specifically for experiments and teaching

The rubber shell ensures that the magnets for the running number do not slide around on the clothes and the bib during the run

The strength of 8 kg

Magnetic paper is very good for photos and information leaflets or flyers for the fridge or the whiteboard

Power magnet, Skive 20x3 mm. knivskinne From the designer brand QualyNeodymium magnets Permanent magnets Diameter: 2 cm Height: 0. 3 cm Strength: approx. 3. 9 kg. These small, yet extremely strong magnets adhere to all magnetic surfaces, and they hold their own weight by many times. Suitable for magnetic glass boards. SPECIFICATIONS: Strength: approx. 3. 900 gr. Material: NdFeB Magnetisation: N45 Gauss: 13200 13700 (1. 32 1. 37 T) MGOe: 43 45 Max. temperaturee: 80C Surface: nickel plated (Ni Cu Ni)