Introduce sophisticated style to your everyday writing with Deluxe Rollerball Stick Pens. Even-flowing, acid-free liquid ink delivers a smooth writing experience for intense, vibrant lines. Strong, long-lasting fine tip (0.7mm) delivers crisp lines with unparalleled definition, creating super-fine details in your drawings and diagrams. Capped pens are useful for taking notes, making lists and signing checks and legal documents. Innovative, uni Super Ink technology forms a strong bond with paper, providing protection from water, fading and fraud.Introduce sophisticated style to your everyday writing with Deluxe Rollerball Stick Pens. Even-flowing, acid-free liquid ink delivers a smooth writing experience for intense, vibrant lines. Strong, long-lasting fine tip (0.7mm) delivers crisp lines with unparalleled definition, creating super-fine details in your drawings and diagrams. Capped pens are useful for taking notes, making lists and signing checks and legal documents. Innovative, uni Super Ink technology forms a strong bond with paper, providing protection from water, fading and fraud.