Our envelopes offer a dependable design for secure mailing needs. Crafted from durable Tyvek®, these envelopes are designed to withstand water, moisture, tears, and punctures, ensuring your documents arrive safely. Ideal for businesses and individuals who require reliable and more eco-friendly mailing options.✔ 14 lb. stock✔ Water and moisture-resistant, tear and puncture-resistant✔ Eco-friendlier, 100% recyclable, made from 10% post-industrial content✔ Size: 9" x 12", catalog styleExperience the ease of our Zip Stick® self-seal feature and personalize your envelopes with custom imprints in 2 standard colors. Order now to secure your documents with confidence and style.