Envelope Know-How

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Your resource for envelope design, printing and production.

An Envelope is a Statement

And whether it's a billing statement or a direct mailpiece, we ensure each envelope is crafted with our unwavering commitment to quality, innovation and excellence.

Our Envelope Know How section is your reference point to learn about everything-envelope from size specifications to printing to production in our How an Envelope is Made video.

how an envelope is made

How an Envelope Is Made

See how an envelope is made on our production floors with our committment to quality, expertise and ingenuity at work.
#10 envelope for USPS Promotions

USPS Promotions & Incentives

The USPS has designed the 2019 incentives to create excitement about the mail and reward innovative mailers.
envelope sizes

Envelope Size Charts

Find specifications for your direct mail campaign with these common envelope sizes. While Tension produces custom envelopes based on specific requirements, some common sizes are organized for you here into business, booket and catalog envelopes.
Transpromotional Envelopes

Cross-sell and Build Loyalty with Transpromotional Messages

The back of a statement or customer reply envelope holds tremendous selling opportunities. It is seen when the envelope is opened or sealed, and it presents a blank canvas for you to include a transpromotional marketing message. Increase your visibility and leave a lasting impression by including c
Direct Mail Envelopes

The Art and Science of Direct Mail Envelopes

With only three minutes and 33 seconds to entice the reader to open and respond to your mailing, every second counts. Engage and intrigue your reader with involvement devices, creative graphics, color and more to improve your response rates.
envelope terms icon

Glossary of Envelope Terms

An a-to-z guide for envelope terms and definitions.

Print Processes

Print Processes​ What is Flexographic and how does that differ from Offset? Visit our printing section to learn more on the differences between each type of envelope printing process.​