For emergencies

See also:

Tyres and wheels
...

3–point type seat belt (with emergency locking mechanism)
This type of belt requires no length adjustment. Once worn, the belt adjusts itself to the movement of the wearer, but in the event of a sudden or strong shock, the belt automatically locks to res ...

Child restraint
When transporting children in your vehicle, some type of child restraint system should always be used according to the size of the child. This is required by law in most countries. The regulation ...