Durable Envelopes

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Tension creates envelopes that have a knack for working their way to the top of the stack, using materials, colors and graphics that protect your confidential mailers while enticing the reader.

Custom Durable Envelopes

Are you a business mailer who means business? Protect your information with some of our custom durable envelope options. 

Featured Blog

Protect your mail contents in the most unforgiving conditions with our strong yet light-weight Protec™ envelopes. Get details in our blog.

Protec™ Envelopes

Send your confidential mailings with confidence in a tear and moisture resistant, light-weight Protec™ envelope.

Custom Printed Tyvek® Envelopes

Trust the toughness and strength of a Tyvek® envelope, even in the most unforgiving conditions.

Privacy Defender Envelopes & Sleeves

Block the flow of RF energy and protect your customer’s information with a Defender envelope or sleeve.

Custom Printed Envelopes

A large selection of creative features, envelope stocks and envelope sizes allow for custom envelope designs to meet your campaign needs.

Blog Posts Related to Durable Envelopes

Product Spotlight: Protec™ Envelopes By Karen Loggia September 6, 2017
Protec is a heavy duty envelope that protects sensitive documents.
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Product Spotlight: Protec™ vs. Tyvek Envelopes® By Erin Moloney November 28, 2017
Financial, insurance or healthcare mail often contains confidential information. Keep it safe with a durable envelope.
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3 Levels of Mail Security By Kaitlin Graham November 21, 2017
Safeguard your sensitive mail documents with secure envelopes.
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