Adjustable Size: The window lock dimensions are 2.36 x 7.87 inches/60 x 200 mm, you can adjust the length of the window limiter chain according to the size of the window opening you need. No more worrying about the opening distance being difficult to control, our window locks ensure good ventilation while keeping your baby and cats safe inside. Reliable Material: The window limiters are made of high-quality ABS material, non-toxic and odorless, strong and sturdy. The thickened chain can withstand 10 kg of gravity, strong and not easy to break. No need to worry about boys and girls pulling the safety lock. Double Switch Design: This window lock adopts a double switch locking design, you need to press the buttons at the same time to open the window. Specially designed to protect children and pets, the reliable window and door locks provide extra protection to keep your babies, pets and family safe. Easy to Install: Our window locks are designed with adhesive backing, just peel off the adhesive tape on the back to stick and install easily, strong stick, not easy to fall off. Punch-free design will not damage the furniture. Perfectly lock all the dangers in your home, so you no longer have to worry about the safety of your children or pets' windows. Wide Applications: The window locks are adjustable in length to fit a variety of furniture in your home. You can use them on cabinets, doors, drawers, refrigerators, windows, washing machines, balconies, etc. Protect your children and pets from danger. and provide extra security for families.