First, click on the “Wix” logo.
Next, log into your Wix account and pick a Template of your choice. Note that you have to pick a non-ecommerce theme.
Select the Edit option on the theme of your choice.
Delegate a page for your shop; you may enter other content for the other pages. On that designated shop page, select Add.
Then select Apps → HTML, this will insert a HTML widget on to your shop page.
Extend the HTML widget to cover the area of your shop page as you desire. Finally, copy the shop widget code from TackThis into the HTML widget's settings.
Now, publish your new Wix site and you are done!