TSUKINEKO-Fireworks Spray Ink. Create colored shimmer and sparkle effects on light and dark papers! Spray just one color or use multiple colors for extraordinary effects. Fireworks spray inks are water-based, acid free and non-toxic. This package contains three 0.5 fl.oz. bottles of Fireworks spray ink. Available in a variety of color sets (each set sold separately). Conforms to ASTM D4236. Made in USA.