This 8-ounce jar of Night Glo fabric screen printing ink provides vibrant glow-in-the-dark color that is permanent when properly heat set. Suitable for use on fabric, paper, and cardboard, it can be applied through screen printing or painted with a brush, offering versatile application options. The water-based, non-toxic ink conforms to ASTM D 4236 standards and is made in the USA. It works well on a variety of fabrics including cotton, polyester, blends, linen, and rayon, delivering excellent coverage and consistent workability. Not recommended for use on nylon. Each package contains one 8-ounce jar of glow-in-the-dark ink, available in multiple colors sold separately. The ink is designed to create eye-catching designs with a luminous effect, making it ideal for artistic projects that require a luminous finish.