Your Miva Merchant store can have product headers and footers:
Product Header & Footers lets you add header and footer content to the eBay listings that you create in the admin interface. You can create as many header and footers for your eBay listings as you want. For example, you could have different headers and footers for the types of products that you sell: one for clothing, a different header and footer for sporting equipment, etc.
1.1. Go to > Marketplaces - eBay > Product Header & Footers tab.
1.2. Click Create Header & Footer
1.3. In the Add Header & Footer dialog box:
1.3.1. Title: The Title uniquely identifies this header and footer in the admin interface. For example, you might create a header/footer called "Header/Footer - Clothing".
1.3.2. Header/Footer: Add the content that you want to appear in the header or footer - text, images, etc.
1.3.3. Click Add to save your changes.
2.1. Go to > Catalog > Products tab > edit product > Marketplace - eBay Listing Settings tab.
2.2. Select your header/footer from the Description Header/Footer list box.
2.3. Make any other changes to the fields in the Marketplace - eBay Listing Settings tab, then click Update.