【SMALL BUT STRONG】These metal refrigerator magnets are small but strong, easy to move. Strong rare earth magnets each one can holds up to 17+ sheets of A4 paper or 30+ sheets of sticky notes on any metallic surface. | 【HIGH QUALITY】Metal magnet is plated with 3 layers of protective coating Ni+Cu+Ni, which greatly protects heavy duty magnets from corrosion and is sturable. | 【PREFECT SIZE】The size of strong whiteboard for magnets are 0.47in x 0.63 in.They're small enough not to cover up what you're hanging up. The ends of them make them easy to grip and move. Plus they look nice. | 【WIDE APPLICATION】Heavy duty magnets for whiteboard can play a great role in many life scenes. Magnetic push pin magnets are suitable for whiteboard, refrigerator magnets, office magnets, classroom magnets and map magnets.When your sticky notes, recipes, and work schedules are nowhere to be found, our strong magnets for whiteboard may be just what you need! | 【PROFESSIONAL SERVICE】We are a magnet supplier with professional strength. You can certainly find fridge magnet you want in my shop! If you need mass customization of refrigerator magnets, contact us and we can meet your needs.