– This cute and sparkling Laser Holographic Black Heart shaped glitter is made of high quality solvent resistant PET polyester.– Heart size 3x3 mm (0.12x0.12 inches).– Shiny surface with a dazzling metallic black and rainbow reflective finish.– Colors on heart glitter are due to light reflections on its laser holographic black surface.– Perfect for slime art and charms, nail art, resin jewelry, UV resin, paint, glue, soap, scrapbooking, tumbler, and other crafts.– Packed in a ziplock bag and shipped in an envelope. 1/2 oz, 1 oz, or 2 oz glitter is packed in clear PET bottle(s) and shipped in a box.– Super low FLAT shipping cost $0.49. Ship within 1-2 business days after I receive your order. United States only.* WARNING: CHOKING HAZARD. Small parts. Not for children under 3 years.