The magnet itself is not strong enough to scratch refrigerator doors or whiteboard surfaces but the 25mm magnet can still hold 3 sheets of paper and the 36mm magnets can hold up to 6! Made with non-hazardous ferrite materials, they're kid proof too!
eBay
50 Pcs Magnetic Name Magnet Badge Magnet Self-adhesive Magnets Plastic Mental ID Card Name Tag Business Name Magnetic Tag Holder
Aliexpress UK
Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth finish.
eBay
Design Name Tag Magnets ( 4.5x6.3cm), Name Tag Magnet Backs Extra-Strong Neodymium Magnets for ID Badge
Aliexpress UK
3mm diameter x 3mm x 3mm cube +/-0.1mm tolerance Each magnet has north and south poles on opposing faces Each magnet is coated with three layers of nickel, copper and nickel to give superior corrosion resistance and provide a smooth and clean finish 3mm neodymium magnets, although small provided a strong magnetic pull at an affordable price. Their shape and size means they are very versatile; they are used in many applications including model making, crafts, packaging and manufacturing.
eBay
10pcs Badge Magnets Magnetic Name Badge Holders Name Tag Magnet Backs with 3 Magnets
Aliexpress UK
Each magnets north and south pole are on opposite 40mm x 20mm faces. These magnets are so strong that they will wipe data from hard drives and are commonly used in large scale engineering projects. Each magnet is coated with three layers of nickel, copper and nickel to improve corrosion resistance and provide a smooth and clean finish.
eBay
50 Pcs Magnetic Name Magnet Badge Self-adhesive Magnets Plastic Mental ID Card Name Tag Business Name Magnetic Tag Holder
Aliexpress UK
Keep your notes, reminders, and photos securely in place with our20mm Round Whiteboard Magnets.
eBay
Name Tag Magnets, 6/10/16pcs Magnetic Name Badge, Name Tag Magnets for Name Tags/Badge Holders
Aliexpress UK
Colours are great for colour coding. A range of colours available from the Janrax range. Available in a range of colours. Plastic Covered Magnets.
eBay
20pcs Laser Engraving Metal Badge Magnets Magnetic Stainless Steel Name Badge Holders Name Tag Magnet 70x20mm
Aliexpress UK
The steel pot increases the adhesive force of the magnets giving them a strong hold for their size.
eBay
60 Pcs Round Name Badge Magnets D17mm D20mm Magnetic Name Badge Holders Adhesive Name Tag Holders ID Badge Holders Magnet Tags
Aliexpress UK
IDEAL FOR EDUCATION. IDEAL FOR TEACHING. These ferrite bar magnets are instantly recognisable and are great for teaching children about the basics of magnetism.
eBay
60 Pcs Magnetic Name Badge Holders Round Cloth Badge Magnets Breastpin Chest Magnet Adhesive Name Tag Holders ID Badge Holders
Aliexpress UK