1) Leather: full-grain leather finish, PU leather available;
2) Frame: plywood and solid wood;
3) High density sponge;
4) Armrests: solid wood,lacquered;
5) Base: double bars to control, tiltable and lockable;
6) Back inclination adjustable;
7) Pentagonal feet: metal, with solid wood to decorate;
8) Wheels: nylon