What is 'soft pretzel mix'?

With this one, can we make pretzels without using flour? Does the soft pretzel mix contain all the ingredients together with flour?

http://www.google.com/search?q=soft+pretzel+mix&oq=soft+pretzel+mix&aqs=chrome..69i57j0l5.3261j0j7&sourceid=chrome&es_sm=119&ie=UTF-8

I really don't know! But you may find your answer in here somewhere!