✅FRIENDLY REMINDERS: The toilet locks for child safety work for kids about 2 years old; Fit for flat-top toilet for baby proof; Not for potty training toilet; Better not to use the safety lock in front of kids in case that your kids learn to use the baby toilet lock; The gap between the tank and swing arm should be 1mm when installing the toilet lock, otherwise, the lock would fail to use and work as intended; Better to use the child toilet lock after 24hrs installation for better performance.
eBay