Quality Park Products Tyvek Tamper-Indicating Envelopes,Plain,10"x13",100/BX,White
Envelopes feature flap with patented tamper indicating panel. Once flap is raised, the words "OPENED" appear in red and cannot be repaired to hide evidence of tampering. Envelopes are made of DuPont Tyvek so they won't rip, tear or puncture. Design is much stronger and more secure than traditional paper envelopes. Water-resistant and moisture-resistant envelopes are lightweight to save on postage costs. Envelopes are easy to use. Simply peel and seal.
Suggested Retail: $236.99
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