Description: 【Special Design】Compare to the window restrictor in the market, window restrictor have no key,so there no worry the key lost and can't open the window.Special detachable design makes it easier to change the position of opening the window to fix the window with small distanec. 【Baby Safety】: Window safety lock effectively prevent children from opening doors and windows, cabinets toppling, and at the same time meet the needs of window ventilation and fixation. protect babies and the elderly. 【No Worry】: Our Window safety lock no worry of the sudden shut of the window by strong wind which will not damage the window scare babies. 【Widely Used】: The window restrictor can be used on the swinging window and the casement window. Can be used on both outside opening and inside opening. Suitable for various scenarios such as windows, cabinets, and moving doors. 【High Material】 Baby safety window lock made of High quality material makes it stronger and bring longer service life. smooth and smooth, comfortable to use and bring a good experience. Specification: Material: Aluminum Alloy Size Chart: 19.5cm/7.68inch Package Includes: 1 Children Protection Window Restrictor Note: Please allow slightly errors due to manual measurement and different monitors.