Product Details

Product Details

Fresh mail gets a smart upgrade with JAM Paper White Tyvek® 14lb 5 x 11 1/2 inch Open End Envelopes with Peel and Seal, made to keep longer documents neat, protected, and ready to send. This bright white mailing essential pairs a clean, polished look with the lightweight durability of Tyvek®, giving you added resistance to tears, moisture, and everyday handling that can slow things down. The 5 x 11 1/2 inch size is a great fit for statements, forms, marketing inserts, office paperwork, and other narrow-format materials that need a dependable mailing envelope. An open end design keeps packing simple, while the peel and seal closure creates a quick, secure finish without extra glue or moisture. Great for offices, studios, schools, and creative businesses, these durable mailing envelopes bring versatility, efficiency, and a crisp professional look to everyday correspondence, promotional mail, and organized document delivery with JAM Paper style.

  • Height: 11 1/2 inches
  • Width: 5 inches
  • Finish: Smooth
  • Material: Tyvek
  • Paper weight: 14
  • Closure: Peel & Seal
  • Flap: Straight Flap
  • Envelope size: #14 - 5 x 11 1/2
  • Envelope seam: Center
  • Envelope opening: Open End
Turnaround Time

Processing time 

  • Standard Plain Processing Time

    1 - 2 Days

  • Custom Print Order Processing

    5 - 7 Days

Shipping/transit time is based on the shipping method selected at checkout and begins once the order has completed processing and ships. Visit our shipping policy page for more information.

Return Policy

Returns, exchanges or refunds are accepted when received back within 30 days of purchase. 

Please note that custom-made products are uniquely tailored to your specifications, and as such, we are unable to accept returns for these items.

Visit our Returns page for more information on how initiate a return.

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FAQs

Where can I learn about custom orders and sample availability?

For custom orders, please fill out our free quote request form.

View our Samples FAQ

How can I better understand stationery sizes and types?

To help navigate your stationery options (and our recommendations), check out our comprehensive guides on paper weights and envelope sizes, including free, downloadable templates compatible with Microsoft Word.

Visit the Size Guide

How can I reorder items?

Reordering is a breeze! Simply sign in to your account and click the "Reorder" button.

Can I change or cancel my order?

If you are looking to change or cancel your order before processing, please reach out to us and we would be happy to help you.

Once your order has been processed for shipping—or has already shipped—it cannot be canceled. You may refuse the delivery, and the order will be subject to our return policy.

Reseller program payment authorization help

If there’s a reseller program credit card authorization issue, your order will be placed on hold, and our team will contact you immediately to resolve the problem so your envelopes can ship as quickly
as possible.