2.2K views · 15 reactions | The pink material is called alginate. Alginate is made from seaweed and turns from powder to a thick custard-like texture when mixed with water. It's commonly used in dentistry to take impressions of peoples teeth. It’s completely skin safe, biodegradable, and compostable. To book an appointment or learn how to lifecast click the link in my bio or send me a message! #lifecasting #babycasting | Rosie's Casting Studio | Facebook