XO Insert Code is a great solution that gives you the ability to add code to your Shop pages! You can add anything you want including scripts, styles, custom CSS, Google Analytics, Facebook Pixel, verify header tags and more. It's very easy to do: just turn it on and paste any code (javascript, style CSS, custom HTML code) into the app's form, click Save and you're done! This app makes it easy for anyone to insert code into their header and footer.