Premium Quality The Window Restrictor Locks made of High Quality Aluminum alloy and stainless steel, Steel rope material Baking paint outsourcing treatment, anti-corrosion and durable, able to Withstand Greater Pressure, Provide Extra Health and Safety at Home and Baby/ Child.Smart Desigened The Window Locks With Special Limitation Design 18cm Safety Cable Provides a 10 to 15cm Restriction and Make Fresh Air in, allow your windows to be open on warm and sticky nights without worrying about safety, and Window Can be Opened Fully after the Cable being Removed for one end by Using the Key.Security The window child lock restrictor is designed to restrict opening distance of windows and doors, It not only can prevent a child from falling through the gap. but also to circulate air without allowing pets in or out of the house, an ideal choice to ensure the safety of your children or pets.Widely Applications This window cable restrictor lock can be used on types of windows, perfect for Home, Public and Commercial Applications, It is widely used in split windows, under-hung windows, movable night windows, sliding windows, and doors including aluminium, wooden and metal profiles and many cabinets, drawers.First Rate Service We are committed to providing you with the best quality products. If you are not satisfied with our service or have any questions about the products, please feel free to contact us, we will reply you within 24 hours, and strive to make our customers 100% satisfied.