Nahvalur Horizon Desert Fountain PenUnmistakably Nahvalur. The Horizon collection is undeniably Nahvalur in every wayfrom our signature transparent ink window, to the piston filling mechanism, all the way through its smooth in house stainless steel nibs in fine, medium, broad, stub, and double broad sizes, the Horizon collection confidently embodies the very best of Nahvalur. Each pen is made from a uniquely hand crafted piece of resin that beautifully fades between captivating colors