Made of C flute corrugated cardboard, this durable circle supports and carries even the heaviest and most cumbersome cakes. Capable of absorbing grease and liquid, this is also ideal for serving up delicious pizza. The circle will also help maintain the pizza's heat. Even though this platform is circular, it's also great for holding square cakes. This cake circle is also rated food safe for direct contact on the kraft side making this item reversible.