No way, I was so out of the loop here

Common Misconceptions About Car Headrest Metal Rods
One common misconception is that the metal rods are purely for aesthetic purposes or to make the headrest removable for cleaning. While these are secondary benefits, the primary purpose is safety. Another misconception is that all headrests are the same, but variations exist in design and functionality depending on the vehicle’s make and model.
Numbered List: Reasons for the Existence of Metal Rods in Headrests
The metal rods in headrests serve several important functions, each contributing to the overall safety and comfort of the vehicle’s occupants.
1. Structural Support and Stability
The metal rods provide the necessary support to keep the headrest stable and secure, ensuring it does not detach or move unexpectedly during normal use or in the event of an accident.
2. Adjustable Comfort for Passengers
The rods allow for easy adjustment of the headrest’s height and angle, accommodating passengers of different sizes and preferences, which enhances comfort during travel.