BIC PrevaGuard Round Stic Ballpoint Pen contains built-in protection on the pencil to suppress bacteria growth. EPA-registered antimicrobial agent is molded directly into the pencil. This helps protect the pen by suppressing the growth of bacteria, molds, mildew & fungi, especially in high-moisture environments. Lasting for the life of the plastic barrel, it also enhances pencil's freshness & fights undesired odors, staining & pencil degradation. Comfortable round barrel makes it ideal for taking notes at home, school or work. Versatile, 1.0mm ballpoint makes it a go-to-winner for everyday writing.