In solid beech, poplar or pine of Italian or European origin. Bouncing obtained through use of spring.
Seat and arms in polyurethane foam with different densities covered with a layer of batting, not removable. Backrests made of flock, not removable. Polyurethane is made from blocks of foam or cold foamed into molds. Both cellulose wadding and polyurethane are inert materials which respect the environment, are not toxic and are produced without the use of chloro-fluoro-carbons.
In genuine leather or washable fabrics, with no-removable seats and backrest.
In metal, removable.