Creating a product title that meets all Fulfillment by Amazon (FBA) requirements will help ensure customers find your products on Amazon.
The product title for an ASIN listed on the website needs to contain the right information and be in a consistent format. Product labels must also include the exact same product title or your inventory may be refused at Amazon fulfillment centers or received as Unfulfillable.
Whether you are using FBA or not, listing your inventory on Amazon is handled the same way. Here are some resources if you are new to selling:
Use 50 characters maximum as a general rule. However some product categories allow longer titles, so be sure to follow category-specific instructions.
Numbers and symbols:
In Variation Relationships, only the title of the parent ASIN is shown on the detail page. The title for the selected child ASIN will appear once the ASIN is added to the customer's cart, so it is important to include the variation attributes (such as size and color) in the title for the child ASIN.
1See the Variation Relationships Help page for more information about parent-child products.