Add a splash of bold color to your projects, labels, and more with BIC Intensity Retractable Permanent Markers. These ACMI-approved and non-toxic permanent markers feature low-odor, acid-free inks* that create long-lasting color on just about any surface, including glass, metal, photos, foils, coated paper, plastic, and even oily and damp surfaces. The convenient retractable design extends and retracts the durable fine tip with a simple click, and Seal Guard Defends Against Dry Out technology helps you work with confidence.