High-quality material: The child safety sliding door and window stopper is made of high-quality environmentally friendly ABS, which is reliable and durable, resistant to aging, and securely attaches to doors and windows. It prevents babies and pets from opening sliding doors and windows, reducing the risk of falling. Easy installation: The child safety window stopper has an adhesive backing, avoiding the need to drill holes to damage furniture. Its quick installation without damaging glass or walls perfectly solves your installation problems. Simply tear off the double-sided adhesive protective film, stick it out of baby's reach, and press hard several times. Wait a few hours before use. Enough quantity: Comes with two baby safety locks. This baby safety lock can lock the sliding window, prevent children from falling, prevent others from playing with the door and pinching their fingers. Avoid neglecting your baby's safety when you are busy. Sleek Shape & Keyless DesignThis child safety lock adopts a sleek shape and keyless design, and can be operated with one hand, very simple. Simply lift the lock leaf to lock the door and press it to unlock it. Wide ApplicationThis sliding window lock is suitable for most sliding door cabinets and can be widely used on windows, sliding doors, closet doors, cabinet doors, windows and terraces, etc. It is also suitable for all kinds of smooth and flat glass, aluminum, wood or plastic, which is essential for children's safety.