Wok is not simply a chair it is a system of chairs. Three different types of frame, acrylic or cowhide, leather, eco-leather, covered, variable height swivelling barstool: the wide range making it suitable for both domestic and contract situations. Wok chair with steel iron rod legs makes the most of itself through its aesthetics and ergonomics. Wok barstool possesses a mix of very interesting functional characteristics. It is comfortable, with a gas piston to allow for easier movement between heights and thanks to the invisible castors located in die cast aluminium base it is effortless to move. Sitting system with body of acrylic (stackable) or covered with ecoleather, leather or cowhide (not stackable). Steel legs or base of steel iron rod (inox version also for outdoor use), or with die-cast aluminium swivelling base and steel tube provided of spherical shrouds castors that break loaded when the chair is occupied.