This metal detectable highlighterr features a patented retractable detectable design that eliminates the need for a lid while preventing the nib from drying out. Manufactured from a trademark polymer for maximum shatter resistance and detectability, it’s ideal for high-risk food production zones. A trusted solution for compliance, this marker sets a new standard for food industry metal and x-ray detectable pens.Retractable design – no lid required.Nib stays protected from drying out.Made from food-safe, metal detectable polymer.Shatter-resistant.Enables clear marking on a variety of surfacesColour-coded plungers for easy identification.