KRYLON-Bright Fluorescent Paint Pens. Add bold expressive color that gets noticed! These vivid paints create a dramatic look on all home and school art and craft projects. And with five dazzling colors to choose from you can mix and match for attention getting results. For an even brighter look shine ultraviolet light on these florescent colors for a brilliant glowing effect for parties and other events. Fast drying and durable; the special chisel point primes quickly and creates both thick and thin lines for greater project flexibility. This package contains one acid free paint pen. Contents conform to ASTM D4236. WARNING: flammable-not intended for use by children. Made in USA.