Ukrainian Easter eggs Pysanky dye BROWN , instructions on the package. Egg shells have different mineral content; these acid dyes might look different on each egg shell. NOT FOR EATING, this is aniline acid based batik dyes. General handling of all dye powders: Our dyes are safe to use when handled with caution. Because these concentrated powders can become easily airborne, all powdered dyes should be handled with the following safety precautions: Avoid contact with eyes and skin. Gloves and eye protection recommended. Do not inhale, masks are recommended. Do not ingest. Acid dyes are not food grade. Do not prepare dyes near open food or drink. Keep away from children and pets.