TYF1319WH Flat Tyvek Envelopes 19″ L x 13″ W- White

Description

TYF1319WH Flat Tyvek Envelopes 19″ L x 13″ W- White
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, First Class and Air Mail printed borders