There are important restrictions to be aware of: By default, the first 20 attributes are automatically selected – ignoring the IsPublic status on custom attributes, which is normally used to determine if an attribute is exported to a marketplace. To configure attributes to export to eBay, do the following: That kind of information is best described in the product description.
Bear in mind that these attributes (or aspects, as eBay calls them) are only meant for short characteristics of your product – and not for long summaries of all possible features, warranty procedures, etc.
One of the options is to configure attributes or custom fields to export to eBay. NB: t o create a proper template, you need some basic knowledge of HTML.