Mr. Mike Ryan of Gulf Breeze Florida asks “Do any good wines have a screw-top or are they only used for “cheap” wines?” Well Mike while it is true that many “cheap” wines use screw tops there are many really good “value” wines that also utilize a screw-top. Cork has traditionally been used to seal a bottle of wine because it was one of the few natural products pliable enough to keep the wine in while keeping the air out.  As the price of cork has gone up and up many winemakers looked for alternatives to cork to help keep the price of their wine reasonable.  Screw-tops are one of those alternatives.  Other alternatives are corks made of synthetic material, compressed pieces of cork, or a combination of real cork and synthetic material.   Cork has gotten so expensive odds are if you purchase a wine less than $30 you are buying a wine with one of the cork alternatives and not a wine utilizing a 100% natural cork. In many ways a screw-top is pr...