Self-Seal Flat Tyvek® Envelopes | Tyvek Envelopes | Envelopes & Mailers – Pkg Biz

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Self-Seal Flat Tyvek® Envelopes

Self-Seal Flat Tyvek® Envelopes
Tyvek® envelopes provide superior puncture, tear and moisture protection.

Constructed from 14 lb. olefin.
Ten times stronger than paper envelopes.
Feature self-seal closure.
Available in plain and First Class printed borders.

Self-Seal Flat Tyvek® Envelopes

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