WASHINGTON, July 24, 2012 /PRNewswire-USNewswire/ -- The best deal in shipping just added a bit more cushion as the U.S. Postal Service has introduced the first Express Mail Padded Flat Rate Envelope.

The new envelope measures 9 1/2-by-12 1/2 inches and can be ordered exclusively online and free of charge at usps.com beginning Aug. 2. It is ideal for sending merchandise that requires a little extra padding to almost anywhere in the country – overnight – $17.75 for commercial or online customers.

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