Free PSD Envelope With String Mockup (PSD)

You’d never think that an envelope can change a whole business, but that is exactly what happened with string envelopes back in the 1880s. An envelope manufacturer in New York invented the string and button envelope closure and named it the Tension Tie. And the company that became known for producing this immensely popular product decided to change its name to the Tension Envelope Company. And this story of success and achievement can only be retold with a proper device, the envelope with string PSD mockup from Mr. Mockup.

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