Nahvalur Nautilus Ti: Toffee - Fountain PenOur Nautilus Ti series continues with Nautilus Ti: Toffee, a warm brown champagne titanium finish that stands out immediately on the shelf and in hand. What makes Toffee special is the way the color is created: the finish is achieved by carefully heating the titanium itselfit is not plating. The result is a distinctive tonal depth that feels organic to the material, with a premium look thats built into the metal.