- WHY 100% CORK? -

That natural cork in your wine bottle does more than just preserve the quality and character of your wine. It preserves old-growth cork oak forests and a centuries-long way of life through sustainable harvesting of the bark, and helps preserve the planet by naturally absorbing carbon, the greenhouse gas responsible for climate change.

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Recent News

Wineries Increase Sales When Promoting Their Use of Cork: Holiday Campaign Results Consistent with Consumer Preference for Cork

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SAN FRANCISCO, Feb. 19, 2015 | PRNewswire Five leading wineries that participated in a holiday advertising campaign highlighting their use of natural cork closures experienced an increase in sales, while average sales for a comparator group fell, 100% Cork announced today. “These positive results reinforce market surveys showing that consumers prefer wines sealed with genuine cork – especially when wineries draw attention to their ... Read More »

80% of Brazilians say that noble wines must have cork closures

Extracting a Wine Cork

January 30, 2015 by Rita Gonçalves A recent survey conducted by Conecta and Ibope studied the consumption habits of wine consumers in the city of São Paulo. The research reveals that consumers consider the importance of the wine’s “closure” to be proportional to the quality of the wine. The study shows that “a cork closure is a value-adding element of ... Read More »

Closure Minded

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Published letter to the editor from Ask Dr. Vinny | Wine Spectator, Issue: February 28, 2015 In a recent “Ask Dr. Vinny” column dealing with wine closures (online, Oct. 17), Dr. Vinifera writes, “Corks can crumble, fail, and cause bottle variation or TCA contamination,” all of which is true. However, because [Vinny] is admittedly “pro-twist off,” he creates the false impression ... Read More »

Artificial plastic wine stoppers or screw caps consume fossil fuels, and use at least five times more energy per ton to produce, before millions of them end up in our landfills and oceans. It may seem like a little thing, but demanding natural cork in your wine stopper is something we can all do.

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Featured Wineries

Bogle Vineyards

Bogle Vineyards

Francis Ford Coppola Winery

Francis Ford Coppola Winery

Grgich Hills Estate

Grgich Hills Estate