Material: The window lock is made of rust-resistant aluminum alloy. Its surface is coated with a smooth white coating, which is wear-resistant, sturdy and durable for long-lasting use. Reinforced Design: The back of the lock is reinforced with screws to ensure that the base and the lock are tightly combined, prevent loosening, and are not easy to open in strong winds, providing more safety for your children and pets at home. Security: The anti-theft lock is sturdy and durable, corrosion-resistant, and can be used for a long time without being damaged. Once installed, it prevents thieves from entering your home, effectively strengthens the security of doors and windows, prevents the risk of children and pets falling, protects the safety of you and your family, prevents property loss, and helps you in your daily life. Easy to Install and Use: The security lock comes with screw holes. Follow the installation instructions and use the provided screws for quick and easy installation. Then