Permanent markers feature a unique snap cap that creates a tight seal to prevent them from drying out between uses. Acid-free, long-lasting color is quick-drying, fade-resistant and water-resistant for consistent results that last. Durable chisel tip allows you to create thick or thin lines for versatile use. Nonslip grip provides comfort and control for legible handwriting. ACMI-approved markers with low-odor ink are perfect for writing on metal, plastic, leather, stone and more.