High quality and safe material: The baby safety window locks are made of low carbon steel, which is safer and more flexible. Casement locks can withstand greater pressure, not easy to be damaged or rusted. Child Safety Window Lock: When the window clutter is in place, the window opening distance is limited, which is very suitable for families with children. Children won't be able to reach dangerous places and avoid being injured by accidents. EASY TO INSTALL: Our window latches are a great addition to your home safety list and are easy to install with the installation template and screws included. The baby safety lock can make the family safer and the parents more free. Wide range of applications: the baby safety locks are suitable for most types of windows or doors, such as PVC, wood , aluminum and metal materials, etc. Window vent locks are the perfect item to protect your child's safety.Adjustable Opening Width: Our inward window locks can be adjusted to 4 different opening widths, so you can adjust to desired width. Very practical for everyday use.White colorDelivered quantity: 2 pieces Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.