Based on this product's specifications, here are some alternatives and similar models
Neodymium Magnet Cube sigel B3101 10×10×10 mm Nickel-coated — strong holding power for notes and displays
Summary description:
Neodymium Magnet Cube sigel B3101 is a 10×10×10 mm nickel-coated permanent magnet designed for secure attachment of papers, photos and lightweight items to metal surfaces. Compact and durable, it provides strong holding power suitable for office, home and retail displays. Ideal for organizing notices on magnetic boards and everyday fastening tasks.