The set includes four 4 oz jars of vibrant glow-in-the-dark and fluorescent inks in Fluorescent Hot Pink, Fluorescent Lime Green, Fluorescent Orange, and Night Glo Original. These inks are suitable for printing on various fabrics, paper, and cardboard, producing bright, eye-catching results. Once dried, they can be heat-set with an iron at the appropriate setting for the fabric to ensure washfastness. Being water-based, the inks contain no solvents or offensive odors, making them a safer choice for creative projects. Designed to produce vivid, long-lasting prints, they glow in the dark or fluoresce under UV light, adding a dynamic element to designs. Ideal for artistic and decorative applications, this set offers versatile options for creating luminous and colorful prints. The inks print well on a wide range of surfaces and can be heat-set for durability.