Tamper-indicating Mailers Made With Tyvek, #13 1/2, Flip-stik Flap, Redi-strip Adhesive Closure, 10 X 13, White, 100/box Duster Thanks to the built-in mic

Thanks to the built-in mic

Features:Smear Resistant

Designed to maintain superior quality of clean and crisp prints

A modern interface with user-friendly touch controls ensures ease of use

9 mm #2 Leads

Tamper-indicating Mailers Made With Tyvek, #13 1/2, Flip-stik Flap, Redi-strip Adhesive Closure, 10 X 13, White, 100/box Duster Thanks to the built-in micQuality Park Survivor Tamper Evident Catalog Mailers are made with durable 14 lb DuPont Tyvek, which is strong enough to withstand the most grueling conditions. The material is puncture, tear and moisture resistantvirtually indestructible. Yet, it is still lightweight which can provide a savings on shipping costs. Each envelope has a unique tamper indicating panel that displays the word "OPENED" in red if the seal is broken.