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Tyvek® envelopes are water, tear, and puncture resistant. They are the most durable envelopes available. Flap-Stik makes envelopes self seal. Light weight helps save on postage costs.
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Paul from Alabama
Just received the order. Wanted to express our thanks on a job well done. The envelopes were great! You can be sure we will be ordering more. Talked to your customer service line twice, they could not have done a better job! Thanks again.