The window lock is the perfect solution to provide a restricted opening of windows, and can also be applied to sliding doors and is the choice to solve issues of security and health and safety. Suitable for various materials, such as windows and doors. A nice protector for your little baby. Features - ColorAssorted Color - Material: ABS. - Size: 9.00X7.50X0.30cm/3.54X2.95X0.12inch. - Sliding door locks can be installed on sliding doors, window, closet , cabinets and wardrobes, which prevent your children from gaining access to hazardous areas. - Our sliding door locks are crafted with ABS material, with strong stiffness and hardness, durable and will not easily break. - No tools are needed for installation, simply peel the tape at the back and apply it to the window or door. - With our baby proof child safety locks, your baby can keep safe and out of harm’s way. - The safety lock can work well on most wooden, glass, plastic, metal, and other smooth surfaces. Package list: 12 locks