Imagine if Thomas Jefferson had had access to the versatility of these dual-tipped calligraphy markers! The Doubleheader Calligraphy Marker is a marker your customers will love for all sorts of applications. They can articulate their thoughts and line their artwork with intricate precision or bold strokes using different sides of the same marker! Vibrant colors jump off the page with these versatile chisel point tips, and as an added benefit, with two calligraphy tips to chose from it's living having two markers in one which is not only more affordable: it's also super convenient.