Round magnets are the perfect tool to display and visualise ideas for collaborative brainstorming sessions on magnetic whiteboards or use as fridge magnets to fix reminders and important messages neatly at home. These coloured magnets hold 3 x 80gsm A4 sheets of paper securely and are 20mm in diameter. Magnet strength 250g, pack of 10 assorted magnets (2 x red, 2 x green, 2 x blue, 2 x black, 2 x yellow)