Well-crafted fountain pen at an exceptional price, featuring an integrated piston filling mechanism. Twsbi Eco Black Marble Bronze Fountain Pen. Modern industrial design meets the traditional art of writing in the most intelligent way. Black Marble body with subtle translucency, revealing the internal mechanism, perfectly paired with elegant bronze trims. High ink capacity for maximum writing autonomy. High-quality stainless steel nib in a bronze tone. Screw-on cap with sealing rings and the iconic TWSBI logo on the top. Sturdy metal clip in bronze finish and a well-designed central band with the brand logo precisely engraved. TWSBI includes all necessary tools for full disassembly and cleaning, offering the unique advantage of understanding the inner workings of a true piston filler. Length posted: 16.6 cm — Closed: 14 cm — Weight: 21 grams. Delivered in a beautiful and secure gift box. The name TWSBI originates from the reversed initials of “San Wen Tong,” meaning “Hall of Three Cultures” in Chinese. Emperor Qianlong created a pavilion to house three great masterpieces of Chinese calligraphy. The word “BI” represents the essence and artistry of writing instruments. From this thoughtful concept, the brand name was born. Pronounced “Twiz-bee!”