Characteristics: Made of high quality ABS material, safe and non-toxic, durable. There are magnets at the bottom of the door frame. Once the animals enter and exit, the mesh door will be automatically closed. There is no need to repeatedly open and close the door for the animal to give it the freedom to enter and exit. The paw-shaped screen window serves animals do view through the door. Easy installation, suitable for any doors and windows. Mount the door in the appropriate position do the height of the animal and attach it with screws. Recommendations: Please measure the size of your pet and compare whether it is suitable do passage. When using a mosquito net for the first time, guide the animals so that they use the door do entering and exiting. Specification: Black color Material: plastic magnet Size: Frame size: 29*24 cm Inner frame size: 26*21 cm Entry door size: 26*20,5 cm The package includes: 1x pet doors 10x screws WARM TIPS：    Due to different production batches, the actual product you receive may be slightly different from the pictures described, please understand.