First Class Envelopes

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  1. 1000 x 1003" First Class Flat Tyvek® Envelopes (End Opening) - 100pk

    • Tyvek® envelopes provide superior puncture, tear and moisture protection
    • Constructed from 14 lb. olefin
    • Ten times stronger than paper envelopes
    • Feature self-seal closure
    Part #: 53BXPTYF1013FC

    $69.74

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