Heidi Swapp-Foil Flakes: Gold. Add dazzling sparkle to custom projects with these foil flakes! This package contains 0.18oz of foil flakes. Non-toxic. Acid free. Conforms to ASTM D 4236. WARNING: This product contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. Do not mouth or chew. Imported.