Darius ballpoint pen is made from recycled aluminum, which requires less energy than producing aluminum from raw materials. It also reduces landfill waste and helps conserve natural resources to lower greenhouse gas emissions. The push-button and the bottom of the barrel are made of bamboo. Ink color: blue. Writing length: 800 meters. Tip size: 1.00 mm. Recycled aluminum. Dimensions: 13.8 x 1.02 cm. Recommended printing: screen printing, engraving.