How to Add Components to a Change Set and Deploy | Salesforce

Use change sets to send customizations from one Salesforce org to another. For example, you can create and add new object and fields into the change set and deploy it into production. Change sets can contain only modifications you can make through the Setup menu.
Knoweldge Article: Components Available in Change Sets
Knowledge Article: Change Set Setup and Configuration
Knoweldge Article: Change Sets
Knoweldge Article: Select Components for an Outbound Change Set