Push-open magnetic catches, opens and closes the door with a simple push. Eliminates the need for a handle or knob. Push-to-open magnetic catches are a simple and effective way to open/close the door. Slim look does not take up space, Material: ABS plastic + Neodymium magnet + Nickel-plated iron, can be used on closet, bookcase, door, kitchen cabinet and other home furniture. The head can be fine-tuned 1~3 mm, Built-in magnets are used to hold the door. Under normal use, Lifespan 20000 times. The spring can push the door to a distance of about 3 cm, Can be used with spring hinges, The number of spring hinges for a single door ≤ 3. Package Contents: 10 × Magnetic Door Locks,10 × Round Iron Sheet,10 × Self-adhesive Iron Sheet,10 × Screws.