Our UPVC Lockable Window Cable Restrictor Safety Child Safety Cable Lock ZC621 product is designed with the safety of children in mind. It's a highly secure and durable cable lock that can be easily installed on any UPVC window. It offers an added layer of security by restricting the opening of windows and preventing children from falling out, while still allowing for ventilation. Our factory operates with the highest quality standards and we use only the best materials in our manufacturing process. Trust us to provide you with a product that will give you peace of mind and a safer living space for your loved ones.