High Quality and Safe: Proferssional refrigerator door lock is Made Stainless Steel. And the Sturdy Materials Provide Extra Security, Health and Safety at Home and Baby/ Child Safety Give You a Sense of Security. The refrigerator door locks restrict window openings to 100mm and prevent opportunist thief's from accessing your home.Easy to Install: Our refrigerator door lock Item Comes With 2 x refrigerator door locks and 4 x Release Keys, Easy Installation.Clean the wall and paste it directly. (It is not recommended to paste on incomplete surfaces such as oil stained surfaces, leather surfaces, and wall peeling surfaces)Widely Applications: This refrigerator door lock Suitable for Most Types of Windows and Small Doors, Suitable for Many Kind of Materials Perfect for Home, Public and Commercial Applications.Smart Desigened: The refrigerator door lock With Special Limitation Design 16cm Safety Cable Provides a 11 to 16cm Restriction and Make Fresh Air in, they can be Removed from one end and the Window can be Opened Fully With Keys.Package Included: Our refrigerator door locks Item Comes With 2 x Window Door Restrictors4 x Release Keys. Satisfy your needs.