Search engine listing preview
You can edit the way that a product appears in search results on the product's details page:
In the Search engine listing preview section, click Edit website SEO:
In the Page title field, enter a descriptive title. This title will display as a link in search engine results. You can enter up to 55 characters in the title.
Enter a description for the search engine listing. Make sure to include relevant keywords to help new customers find your link, and to include your business name. You can enter up to 160 characters in the description.