What's inside a luxury car seat?

Staff writer

A modern driver's seat is far more than just a frame, some springs and some foam. In fact, modern car seats are fitted with baffling levels of technology – from multi-way adjustment to heating, ventilation, and in some cases massage functions.

The most luxurious cars on the market – such as the Mercedes S-Class – offer 32 dimensions of adjustment, multiple and extensive massage options and even active and passive safety features. But what goes into these terrifyingly complex pieces of upholstery?