1. Rubber magnet is not strong magnet and can not be used for weight bearing. If you mind, please pat carefully.
2.the larger the contact surface of the magnetic strip, the better the magnetism. The thicker the magnetic strip is, the stronger the magnetism is. The magnetism is related to the area
3. The magnetic strip should be used at room temperature, so as not to affect the magnetic and adhesive properties
4. The strong adhesive type has two colors (Yellow / White), and the colors are shipped randomly.