Behold the planet Earth! This Earth Cross Section Nesting Bowls Set includes 4x bowls with art inspired by Earth's layers. The Inner Core holds approximately 4 ounces, Outer Core holds 13 ounces, Mantle holds 25 ounces, and the Crust holds 49 ounces. Microwave safe. Hand wash and air dry reccomended. Ages up 15 and up.