A mix of fibre glass and carbon fibre or Kevlar®, that is both decorative and supporting structure.
It is the same technology that is used for golf clubs, only we were the first to use it for a lamp: Mite, Winner of the Golden Compass in 2001.
The advantage of this material is its versatility, in fact Mite later gave rise to a whole family of products becoming, for example, a suspension lamp or a gigantic light sculpture.