Breville CSM002CLR0NNA1 The Smoke Bubble Refill Kit is a food safe bubble liquid for use with the Smoke Bubble Kit CSM001BLK0NNA1. This pack includes (2) 4 oz. refills. Made from vegan ingredients. DISCLAIMER: Food safe bubble mixture. Use in moderation and according to instructions. Vegan ingredients. Shelf life 3-months after opening. Do not refrigerate. Adult use only. Do not drink solution directly. If the solution gets in eyes, rinse eyes with water.