Coca-Cola to release coffee flavored coke with double the caffeine

SAN FRANCISCO (KGO) -- This might be the best of both worlds if you are a caffeine fanatic.

Next year you'll be able to get coffee with your Coca-Cola.

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There will be three flavors: dark blend, vanilla and caramel.

Each will have double the caffeine of regular Coke.

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Coke launched a coffee product once before, though it lasted about two years before it was discontinued.

Pepsi had a coffee-infused soda last year but it was only out for a limited time.