4 Pack Window Restrictors for UPVC Windows, Safety Locks with Key Cable Lock Door Fridge Cupboard for Children,Drillable/Self-AdhesiveHigh Quality Product Steel wire rope adopts 3mm thick design, tensile resistance. Outer protective rubber coat, no rust, long life. Moreover, its surface is covered with high quality plastic to prevent scratches, and it is not easy to be broken. Baby Security Our child safety door & window guard is loaded with features designed to make it the best option for protecting your children. The safety locks effectively limit the opening distance of Windows