Window locks: Thickened aluminum alloy material, suitable for various sliding windows and doors, effectively preventing accidents caused by unintentional opening during strong winds. Window safety: Secures windows or doors, prevents random opening, enhances security against unauthorized access, safe and stable. Window bars: Non-slip rubber pad, safe and stable, allows tool-free installation without drilling, equipped with metal anti-skid rubber pad for strong durability. Window well covers (exterior): Secures windows or doors, prevents unintended opening, deters intruders, safe and stable. Window lock: Thickened aluminum alloy construction, durable, compatible with most sliding windows and doors, helps prevent accidental opening in high winds. Color: Brown Material: Iron Package Contents: 5 x Window lock Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.