







White 28lb 9 x 12 Open End Window Envelopes
#1590
Pairs well with
Speedy printing & shipping.
5 Star customer support.
Free shipping on orders over $99

White 28lb 9 x 12 Open End Window Envelopes
Product Details
Product Details
Add a touch of professionalism and elegance to your business correspondence with JAM Paper's White 28lb 9 x 12 Open End Window Envelopes. These sizeable, premium quality envelopes are just what you need when it comes to sending important documents, presentations or contracts. The 9 x 12 dimensions ensure that your papers fit comfortably without any folding or creasing. Crafted from 28lb white paper, these envelopes are durable to withstand handling during mailing. Plus, the convenient open end feature allows swift and easy placing or retrieval of contents. Most significant is the clear window which instantly displays your recipient's information thereby eliminating the need for address labeling. Look no further than JAM Paper's White 28lb 9 x 12 Open End Window Envelopes for your professional mailing needs.
- Height: 12 inches
- Width: 9 inches
- Finish: Smooth
- Material: Paper
- Paper weight: 28
- Closure: Gum
- Flap: Straight Flap
- Envelope size: 9 x 12
- Envelope seam: Center
- Envelope opening: Open End
- Has window: Yes
- Window position: Top Window
- Window position dimensions: 1" Left, 7'-7/8" Bottom
- Window size: 1 1/2 x 4
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.

Customize Your Order
Whether you want to promote your brand or personalize an invitation, custom printing is available for most products.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
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Customer Support
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FAQ’s
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Contact Us
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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.
