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8-1/2" x 11" Vertical Envelope - Box of 500

8-1/2 x 11 Vertical Envelope
8-1/2" x 11" Vertical Envelope
8-1/2" x 11" Vertical Envelope

For More information please contact our
Sales Specialists at 800-992-8262

Now available on our affiliate site:

For Custom Options & Larger Volumes
Call to speak with our Sales Specialists at 800-992-8262
Product Details

Product Highlights:

  • 100% polypropylene, clear mailing envelope
  • Permanent peel and stick closure
  • Holds 8-1/2" x 11" flyer, photos or pages

Product Description:

This crystal clear, 100% polypropylene envelope holds several 8.5 x 11 inch pages, flyer, or photo. With outside dimensions of 9 x 12 inches, these easy to use poly mailers have a peel and stick adhesive closure with perforations for convenient opening. Also available in biodegradable poly and PLA these 9 x 12 inch clear mailers have hundreds of custom options with full color printing and private labeling.

Perfect for high visibility and a higher response rate on promotional flyers, these translucent mailers give you the option to have more creative packaging than the competition. With the flexibility to eliminate envelope labeling and the high impact visibility of the contents, you can address and sell from a single sheet and substantially increase your open rate on important marketing. Features permanent peel and stick adhesive seal and perforations for convenient opening.

Product Specifications:

Box quantity:
Box weight (lbs.):
8.5 x 11 Materials
Clear #13453
4.5 mil Polypropylene
Outside dimensions:
9 X 12
These are just some examples of the many customization options we are proud to offer; contact us for a full overview.
Flexographic printing
Custom Shapes & Sizes
Automated Labeling
Automated Insertion
Custom Adhesives
Custom Compartments

Flexographic printing:

Full-color printing available, even on custom shapes and sizes

Custom Shapes & Sizes:

EnvyPak products can economically be custom-welded to your exact specifications

Automated Labeling:

EnvyPak polypropylene freely accepts the solvent-based inks used in high speed addressing technology

Automated Insertion:

Our envelopes have been optimized to be compatible with most automated “stuffing” machines

Custom Adhesives:

Envelopes can be manufactured with permanent tape, resealable tape, or no tape

Custom Compartments:

Our unique welding process allows for truly custom seams and perforations


Customer Solutions:

ANEW Broadband direct mail

Solution Summary:

After seeing samples of EnvyPak™ clear envelopes, our customer, P&D Services, approached UniKeep with a creative concept that they had developed as a direct mail piece that would introduce a new product into the competitive communications market. The concept involved visually stimulating images that would capture the viewer’s attention and hint at the range and depth of the product. P&D felt that the clear poly EnvyPak™ envelope would be the perfect, attention-grabbing outer shell for the information they would include to a targeted audience. Process of creating the piece P&D worked directly with their client to develop graphics that would attract, compel and inform the target audience. The files were created in Photoshop as tiff files in order to achieve the illustrations and special effects that gave the concepts an intriguing complexity.

View full story: PDF

2007 PEAK Award Winner - Hawaii / Trade Winds Management Group

Solution Summary:

This vibrant solution brought the color of the islands to give needed impact to direct mail for the over-crowed vacation real estate market. The customer used EnvyPak™ to showcase their existing collateral in a mailer guaranteed to get noticed and get results.


8-1/2" x 11" Vertical Envel... reviews

Global Rating: 5.00 from 1 reviews

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Accounting Technician Aug 4, 2014 Anonymous
  Just exactly what we needed and saved money by not having to put address labels on anything! more...
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