ZhouDaShu Adjustable Window Security Bars (Steel), Window Locks Bars

【Window Locks Security】：The window security bars can be easily adjusted to the ideal width. Security bars for windows can withstand repeated impacts on forced entry, effectively stopping burglars from entering home through sliding windows or patio doors. The sliding window locks can also prevent children from falling from the open windows, ensuring the safety of children/family. 【Length Adjustable】：The window locks security bar offers 12 adjustable lengths for you to control the window, just push the pin to lock the height in place, the length of the window safety bars can be extended from 16.3" to 29.3", fits most standard window tracks. 【Easy to Install】：The burglar bars for inside windows is suitable for vertical windows, sliding windows and patio doors, you can put it directly on the window or door track of sliding windows and patio doors without any tools, if it is a vertical window, you need to fix it with tape on the vertical window track, easy to install. 【Hight Quality】：The security bars for inside windows are made of high-quality steel, which is stronger and more durable than other similar products, strong and smooth, and has the characteristics of anti-rust, anti-oxidation, non-deformation, and non-fading. 【Kind Tips】：Please measured your window or door track before purchasing! The window stoppers for sliding windows is 1 inch wide so that make sure your window or door track must be at least 1 inch wide.