Features ➤ EASY TO INSTALL: The door lock security window lock is easy to install, with no additional tools or drilling required. Simply follow three easy steps and use the key to secure the lock in any place. ➤ STRONG WINDOW LOCK: The sliding window lock has two fixed holes that mount onto the window track, significantly increasing the locking force and enhancing security. ➤ PROTECTIVE PADS: The window lock child safety window locks comes with protective pads to prevent scratches or damage to your window while preserving stability. ➤ STRONG WINDOW LOCK: The sliding window lock has two fixed holes that mount onto the window track, significantly increasing the locking force and enhancing security. ➤ VERSATILE USE: The window stopper is suitable for use in home, bedroom, offices, and more, protecting your family safety while providing better ventilation. Specification: Item Type: Window Lock Material: Aluminum Alloy, Stainless Steel Single Size: Approx. 6x2.4x2.4cm/2.4x0.9x0.9in Suitable Track Height: Over Approx. 1.5cm/0.59in Suitable Track Thickness: No More Than Approx.1.6cm/0.63in Color: Black Package List:10 x Window Lock10 x Protective Pad10 x Key Package List 10 x Window Lock 10 x Protective Pad 10 x Key