Description: 【Material】: This Sliding Window Lock is made of Aluminum alloy material, which is not easily deformed and , and can effectively prevent scratches or damage to the window. 【Effective Fixing】: You can choose a suitable location to use Window Locks to fix the window to ensure air circulation, prevent pets from climbing out of the window, etc. Sliding Door Locks are suitable for fixed protection in hotels, courtyards, storage rooms, garages, homes, entertainment centers, etc. 【Easy to Use】: The Window Stopper Wedge is easy to install, you only need to choose a suitable location to put it in adjust the distance between the sliding window locks, and fix it. 【Wide Application】: Our Sliding Sash Stopper is suitable for vertical doors, sliding door tracks, sliding windows, sliding patio doors, sliding glass doors, etc. 【Functionality】: This window lock limit is designed to enhance the of your home, especially for children protection. It's suitable for sliding windows made of aluminum alloy. Specification: Material: Aluminum alloy Size Chart: 2.4x0.55x3.3cm/0.94inchx0.22inchx1.30inch 4.5x0.55x3.3cm/1.77inchx0.22inchx1.30inch 2.4x2.4x6cm/0.94inchx0.94inchx2.36inch Package Includes: 5 Sliding Window Limiter Note: Please allow slightly errors 1-2cm differences due to manual measurement.