Swiss Precision Craftsmanship - The Moon Phase Seven Year Pen

"A Pen That Lasts a Lifetime" Eco-conscious design and manufacturing from Switzerland, Each pen contains an abundance of ink, Enough ink to draw a continuous line 4 to 5 kilometers long, We did some math (1-2 meters per day x 365 days x 7 years) And came up with the title: 'The Seven Year Pen'. Write 1.7 meters daily, lasting up to 7 years with an ultra-durable tip and smooth-flowing jet-black ink Design in harmony with ecology. A pen that changes the world. The 7 Year Pen is refillable. No need to discard the entire pen when the ink runs out.