Meetory 20X Magnets for Whiteboard - 30 mm Whiteboard Magnets Round Plastic Magnetic Buttons, Magnetic Whiteboard Magnets, Fridge Whiteboard Magnetic Button for School Office Home, 5 Assorted Colors : Amazon.co.uk: Stationery &
Offis 20mm WHITEBOARD MAGNETS BLUE (PK-10) 8360560K | Cromwell Tools
Very strong pin style whiteboard magnets (small) - Logovisual Ltd
Colourful Whiteboard/ Fridge Magnets, 25mm or 36mm available, packs of 10 & 12 | eBay