Opticz UV Blacklight Reactive Large Tip Invisible Ink Marker, Red

This UV Blacklight Reactive Pink Invisible Ink Large Tip Marker / Pen uses high quality permanent invisible ink. Perfect for identification marking, wall decoration, and other stealthy security uses. Glows an incredible bright Pink. Perfect for metal, glass, plastics, & paper, etc. Totally invisible, won't wash off, and is only visible under blacklight. This is the pen you want for permanent, invisible marking.. This pen can be used for: Event Tickets, Industrial Coding, Security Printing, Coupons, Raffle Tickets, Inventory Control, Advertising, and more! Can also be used on: Aluminum, ABS, Acrylic, Rubber, Cellulose, Acetate, Formica, Nylon, Polystryrene, and Polyethylene Normal Color: Invisible/Colorless UV Blacklight Activated Color: Bright Pink Tip: Industrial Large Tip Waterproof, once dried & easy to handle, marker comes ready to use and is formulated to fluoresce brightly under longwave ultraviolet lamps. Ink is non-toxic, fast-drying and non-transferable. Ideal for applying onto most surfaces Water based. 5.25" long (Bottom to tip of cap) by 1/2" diameter Sunlight, prolonged exposure to fluorescent lighting or continuous high powered UV exposure may cause fading over time.