Wine Closures

Synthetic corks
A synthetic cork is designed to look and function like natural cork. Synthetic corks are made from plastic compounds that are design to look and "pop" like natural cork, but without the risk of TCA contamination. Unlike natural corks, many synthetic corks are made from material that is not biodegradable.

Screw caps
Screw caps, also referred to as "Stelvin caps" which is a product, The closures are made from tin or aluminum material that threads onto the bottleneck. They are the predominant closure used by New Zealand wineries. Screw caps form a tighter seal and can keep out oxygen for a longer time than cork.

Vino-Seal
A plastic/glass closure released by Alcoa. Since its introduction into the European market (under the name Vino-Lok) in 2003, over 300 wineries have utilized Vino-Seal. Using a glass stopper with an inert o-ring, the Vino-Seal creates a hermetic seal that prevents oxidation and TCA contamination.

Zork
With its foil liner the ZORK closure offers a shelf life of 4+ years. Invented by Conor McKenna and developed by John Brooks in Adelaide, South Australia, and now manufactured in Australia, North America and Europe, ZORK is the alternative wine closure that seals like a screw cap and pops like a cork.

Crown caps
Crown cap closure on a sparkling wine.The traditional crowned bottle cap has been used in the sparkling wine industry as a closure during the bottle fermentation process (méthode champenoise). Normally the cap is replaced with a cork before shipping, though recently some producers are releasing wines using the crown cap as their closure.

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