Window Security BarPackage contains 1 pieces adjustable window bars security inside that can securely lock the sliding door in place to improve window security bars, and sufficient quantity to fully meet your daily needs.Adjustable DesignThe window security bars can be easily adjusted to the ideal width to effectively prevent intruders from entering and also protect children from being hurt when opening the door due to curiosity.EASY TO INSTALLOur window security bars is very easy to install, with only a few simple steps needed to complete it. The security bars for windows is about 40-70 cm/15.7-27.5 inches. When the bar is unscrewed, the built-in spring provides enough tension to act as a hold.WIDE APPLICATIONThis adjustable security bar can be used not only for windows and sliding doors, but for other areas of the home as well. Such as clothes hangers, shoe racks, bookcase pull rods, cabinet pull rods, storage room pull rods, hanging curtains, door curtains, etc., also can be used for hanging light strips, Christmas decorations, Halloween decorations, etc. Can meet your various needs.HIGH QUALITY MATERIALThis window sliding door security bars for inside windows adopts electrostatic spraying technology to avoid rust and feels smooth. No burrs, no peculiar smell and no harm to your health, you can use it with confidence.