Protection of children and petsChild safety windows without drilling limit the opening distance of the window, reducing the risk of children and pets falling, while ensuring ventilation. Guarantee safetyYou can install child safety window blocks on the windows and doors of the first floor to prevent the entry of wild animals, so that your life is safer. Flexible installationChildren window block with screw wrenches have two installation methods, you can directly tear off the sticker on the back according to your needs, or use the corresponding screws for installation. Sturdy and durableChild window protection is made with an improved non-marking adhesive which is strong, leaves no trace when removed. The chain is a stainless, resistant and durable product. Multi-scenario useWindow recess without drilling are used for windows with different opening directions, and can also be used for doors, windows refrigerators, washing machines. The window lock key is universal.