Glitter crystals are made of 0.040 size plastic pieces that are hexagon-shaped * Glitter is nontoxic and conforms to ASTM D-4236 * Plastic dispensing jar offers a variety of slot openings to make the glitter easy to use without a lot of mess. * Made in USA Glitter crystals are made of 0.040 size plastic pieces that are hexagon-shaped. Glitter is nontoxic and conforms to ASTM D-4236. Plastic dispensing jar offers a variety of slot openings to make the glitter easy to use without a lot of mess.. Made in USA.