SMALL STRONG MAGNETSThese cute black fridge magnets are small but strong, easy to move. Strong refrigerator magnets each one can holds up to 15+ sheets of A4 paper or 30+ sheets of sticky notes on whiteboard. HIGH QUALITYSmall Magnets for Whiteboard are plated with 3 layers of protective coating black paint+nickel+copper, which greatly protects strong fridge magnets from corrosion and is sturable. PREFECT SIZEThe size of magnets for fridge are 0.47in x 0.63 in.They're small enough not to cover up what you're hanging up. The ends of whiteboard magnets make them easy to grip and move. Plus they look nice. WIDE APPLICATIONStrong refrigerator magnets for adults 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!