This window can be strongly locked when closed, and protecting you and your family from threats Enhances the levels of and protections of window, but also harmoniously blends with various home decoration styles, adding elegant yet practical senses of beauty Make from Zincs alloy materials, have excellent hardness, wear resistance and anticorrosion and rusts resistance Suitable for left or right opening sash, flexible to adapt to different types of Window With mounting screws, the installation process is simple and quick, Manufacturer: Kaeltsyn