Adjustable Window Lock Stopper Safety Locks for Kids and Pets Anti-theft Door Lock Non Punch Sliding Window Lock HardwareDescription:Name: window lockMaterial: zinc alloySpecifications: unmarried gap ivory white (with key), double hole ivory white (with key), unmarried hole bright black (with key), double gap vibrant black (with key), unmarried hole traditional silver (with key), double gap traditional silver (with key), security window lock (with key)Scope of application: sliding windowSpecifications:1. Product features: thickened material, thickened panel, thickened chain, controllable width.2. Product use: window limit lock, loose management window width, to forestall young people from climbing out of the window.3. A variety of styles are available, all with keys to ensure the security of children.4. Easy installation:① Prepare little one safety window lock② Determine the window opening width③ Adjust the width of the tip sheet④ The width of top sheet is smaller than that of card slot⑤ Turn the main to the correct and tighten itPackage Included:1 * window lock1 * Key