The chair "odú" 
(the hungarian word for "cave") 
has a hard surface made from 
glass fibre reinforced plastic (FRP) and 
- as a contrast - 
a soft and cosy cushion inside."odú" contains an aestetic value and 
at the same time invites you 
to relax and feel well.The seat is free to be moved in almost 
every position while it´s possessor 
is sitting or lying inside.

Also check

Modern Decoration Home Magazine, China