Error in my entered URL

Site URL: http://annemariemcnamara/phone-cases

Here is the message I am receiving.

We couldn't find the page you were looking for. This is either because:

• There is an error in the URL entered into your web browser. Please check the URL and try again.
• The page you are looking for has been moved or deleted.

You can return to our homepage by clicking here, or you can try searching for the content you are seeking by clicking here.

HOWEVER, I can go to the shop menu and use the drop down menu to access the product phone cases.   Thank you