Our products content contains 6 parts(magnetic material, permanent magnets, office magnets, pot magnets, magnetic tools, magnetic toys). The magnetic material part introduce several common magnet materials...
30x10x7mm plastic coated neodymium magnets with black color.
1"x1"x 3/8"(25.4x25.4x9.53mm)neodymium magnets with plastic coating,which known as waterpoof magnets.
1/2"x1/2"x1/2"(12.7x12.7x12.7mm) strong plastic magnets with black color.