You can upload a seller logo in the “Account Settings” menu, for a detailed guide click here. Seller logos appear on product pages under the section “Compare Offers from All Sellers” section when there is more than one seller for an SKU.
The logo requirements are as follows:
- Resolution: 100 pixels (width) x 100 pixels (height)
- Must be in JPG, JPEG, GIF, or PNG format
- Animated GIF files are not allowed