With its multi-functional design, this window limiter is suitable for various types of windows, including sliding doors, windows, and movable doors. It provides a versatile solution for different window types, ensuring the safety of children and preventing them from opening windows too wide or falling out. Features -Color:Transparent -Material:ABS -Size:7.60X5.70X3.00cm/2.99X2.24X1.18in -This window lock works as a security window stopper and can be easily installed on old-style windows without drilling. -Keep your windows secure with this durable and reliable window security , designed to provide maximum window security. -Enjoy improved ventilation and cleaning with the convenient window lock, which allows for easy movement of your windows. -The adjustable sliding window limiter offers window opening options and seamlessly matches the aesthetics of your windows. -Add an extra layer of protection to your sliding windows with our easy-to-install lock, ensuring your windows stay securely in place. Package list: 2 x window locks