The HS Series Photochromic Screen Printing Inks are a High Solids Acrylic Waterbased Ink, that allows the Printer to Print an Image that will be Invisible Indoors and will show up when taken Outdoors and Exposed to Sunlight. These Inks are availble in 7 Vibrant Colors, Black, Blue, Green, Orange, Red, Violet and Yellow and in the Following Sizes: 8 Ounce, Quarts, Gallons and Five Gallons 

         Indoor Photo                            Outdoor Photo                        Indoor Photo                            Outdoor Photo