Pangea Hatch is a premium grade clay medium ideal for incubating eggs of nearly any reptile species. Its color changes based on its moisture level, so you can easily monitor & add water as necessary. It can be reused indefinitely by baking or boiling to sanitize. An inert, neutral 100% natural mineral blend, this product lasts year after year without breaking down, compacting, or floating. Pangea Hatch is a highly porous medium that holds many times it weight in water, and each particle contains 1000’s of internal and external pore spaces.