Our envelopes offer a resilient approach for secure mailing. Crafted from durable Tyvek®, these envelopes are designed to withstand water, moisture, tears, and punctures, ensuring your documents arrive safely. Ideal for important documents, legal papers, and sensitive materials, these envelopes provide peace of mind with their eco-friendly and recyclable nature.✔ 14 lb. stock✔ Size: 9" x 12", catalog style✔ Water, moisture, tear, and puncture-resistant✔ Zip Stick® for easy self-sealExperience the reliability and strength of Tyvek® envelopes. Customize yours today with our advanced tools and enjoy fast turnaround times. Perfect for businesses needing secure and durable mailing solutions.