Seasoned beech and poplar solid wood.
Springing: steel Greek springs tied manually.
Padding: diferent density foam polyurethane.
Springing: non deformable elastic belts.
Padding: different density foam polyurethane and Memory Foam.
Seat: sterilized natural goose down, with stabilizing insert of foam polyurethane.
Black lacquered wood.
Top-grain leather, first choice
Full grain genuine leather
Full grain leather shiny look
Fabric (removable cushions)