50 Transparent Pushpin magnets (Purple) - Extra strong. Great for maps, fridge, file cabinets, white boards and more! Set of 50 push pin style magnets. Magnets are 11mm wide by 17.6mm tall. These magnets can hold up 10 pages of paper each. Great for use in your home, office, or school. Set of 50 makes it great for a US State map. Not recommended for use around small children. Will not work with glass coated magnetic boards.