It was in 1948 that this iconic chair was designed by one of the greatest. Since then, it has maintained its popularity and i can see them everywhere these days, even in my local wannabe design shop down the road.
The shell chair was the first one-piece plastic chair offered without upholstery or other covering and was made of fiberglass-infused plastic. The new licensed versions are now made in recyclable polypropylene which is more environmentally-friendly.
Here is a link to see them in action.
And the famous movie on how to make it !