Zinc alloy material, strong corrosion resistance, not easy to rust, strong suction, never demagnetized A variety of colors are available, you can choose freely according to your interior decoration style Powerful magnets will not be shaken by strong winds and can keep the door open at any time, effectively avoiding door collisions Two installation methods: punching/pasting, choose freely according to your own preferences. Screw fixing: invisible screw holes, more durable and beautiful. Stickers: easy to install and ready to use 24 hours after application. Note: The data are all manually measured, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.