Esterbrook is an American pen brand known for its timeless writing instruments and long standing heritage in fine pen craftsmanship. Founded in 1858, the brand became celebrated for producing reliable fountain pens and interchangeable nibs that were widely used by writers, students, and professionals alike. Today, Esterbrook continues to blend vintage inspired design with modern functionality, creating beautifully crafted pens that encourage creativity, self expression, and the joy of writing by hand.