Product with an important shape, it has an enveloping structure whose particularity is found in the proportions between the seat and the backrest: the latter surrounds the seat padded with high-density polyurethane foam in different densities like a nest. The LOLL 09 armchair with solid wood structure with springing by elastic belts with a high rubber component, is characterised by a removable cover and is further embellished by the swivel base with return mechanism.