LOONLOON660 and Orenz Nero 0.5mm Used for approximately 3 years. This price includes the pen case, mechanical pencils, and other extras. Please check YouTube or other sources for information on how easy the products are to use. - Colors: Black and Red - Internal Structure: Pen holder and mesh pocket - Pen Size: 0.5mm This is a used item, so please understand that it is sold as-is (no returns, no refunds, no exchanges).