EnDoc 10x13 Tyvek First Class Mailer Envelopes - 15 Count - Open-ended Catalog Mailing Envelopes with Peel and Seal Closure, White with first class border

Our high-density Tyvek First Class white self-sealing envelopes are the perfect solution for busy mail campaigns! With their hard-to-tear and puncture-proof design, these lightweight 10x13 envelopes ensure your deliveries are secure and protected.

The green diamond border and First Class Mail printed in clear letters make them stand out from the crowd, while the moisture-proof material keeps contents safe.

Plus, with a self-seal strip and strong adhesive, you can trust these envelopes to keep your mail intact.

Whether you're shipping official notices or promotional materials, our catalog mailers are versatile enough to fit flat items measuring 10x13 inches or less, or larger foldable paperwork.

And with a pack of 15 envelopes, you'll have plenty for your mailing needs!