Bio-Glitter (Aluminum Free) - 0.040 Hex Red is a completely aluminum and plastic free cellulose based glitter. This means that this glitter is usable for bath bombs and lip products! Our Bio-Glitters are compliant with micro bead and micro plastic legislation with guaranteed biodegradation in a natural, freshwater environment. Bio-Glitter is also soft to the touch. They are resistant to bleeding at low temperatures.