Saturn-Metal Pens are solid brass styluses with a twist action ballpoint pen or a capping roller. They are made of strong and durable brass. The ergonomic silver or black carbon fiber grips ensure a comfortable writing experience, even during long periods of use. The matching pen cover keeps your pocket or bag clean and free from stains. The roller ink comes with gel ink that glides effortlessly across the paper. Large imprint area for showing your logo! Standard with twist action ballpoint and premium with cap-off rollerball with additional charges.