Envelopes, Mailers & Shipping Supplies
You’ve got mail! No not an email, actual snail mail. Sometimes sending packages and regular mail can’t be avoided, so you might as well use the best supplies. We offer every size envelope, mailer, packaging and shipping supply you could need. Never worry if your packages will break with our foam packaging and don’t fret over anyone tampering with your mail with our sturdy mailers and boxes and tubes.
- Quality Park EnvyPak Envelopes, 9x12, Redi-Strip, Clear, 25/Box (QUA45613)
- A creative alternative to traditional paper envelopes with complete visibility of contents.
- Redi-Strip™ closure with perforation for convenient opening.
- Includes 25 envelopes.
More Details - Quality Park EnvyPak Envelopes, #10, Redi-Strip, Clear, 25/Box (QUA45610)
- A creative alternative to traditional paper envelopes with complete visibility of contents.
- Redi-Strip™ closure with perforation for convenient opening.
- Includes 25 envelopes.
More Details - C-Line Poly Envelope, Velcro Closure, 9 1/4 x 12 4/5, Clear (CLI35107)
- Acid-free, archival quality polypropylene.
- Reusable and durable.
- Includes five envelopes.
More Details - C-Line Poly Envelope, String Closure, 1 Inch Gusset, 9 4/5 x 11 3/4,Clear (CLI35117)
- Acid-free, archival quality polypropylene.
- Reusable and durable.
- Includes five envelopes.
More Details - Quality Park Redi-Strip Poly Expansion Mailer, Side Seam, 11 x 13 x 2, White, 100/Carton (QUA46390)
- Durable and moisture-resistant.
- Redi-Strip™ closure.
- Easy-open tear strip.
- Includes 100 mailers.
More Details - Quality Park Redi-Strip Poly Expansion Mailer, Side Seam, 13 x 16 x 2, White, 100/Carton (QUA46393)
- Durable and moisture-resistant.
- Redi-Strip™ closure.
- Easy-open tear strip.
- Includes 100 mailers.
More Details - Smead Poly String & Button Booklet Envelope, 11 5/8 x 9 3/4 x 1 1/4, Clear, 5/Pack (SMD89521)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Booklet Envelope, 9 3/4 x 11 5/8 x 1 1/4, Blue, 5/Pack (SMD89522)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Booklet Envelope, 9 3/4 x 11 5/8 x 1 1/4, Green, 5/Pack (SMD89523)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Booklet Envelope, 9 3/4 x 11 5/8 x 1 1/4, Red, 5/Pack (SMD89527)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Clear, 5/Pack (SMD89540)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Blue, 5/Pack (SMD89542)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Green, 5/Pack (SMD89543)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Purple, 5/Pack (SMD89544)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Smead Poly String & Button Envelope, 9 3/4 x 11 5/8 x 1 1/4, Red, 5/Pack (SMD89547)
- Heavy-duty poly envelopes reisist tears and repel moisture.
- Bright translucent colors for easy organization.
- String and button closure.
- PVC free and archival quality.
- Includes five envelopes.
More Details - Pendaflex Expandable Poly String & Button Booklet Envelope, Clear, Legal (ESS638143)
- Horizontal, booklet orientation.
- Durable polypropylene construction.
- String-and-button closure.
More Details - Quality Park Tech-No-Tear Catalog Envelope, Poly Coating, Side Seam, 9 x 12, White, 100/Box (QUA77190)
- Moisture and rip resistant poly lining.
- Interior or exterior protection.
- Redi-Strip™ closure.
- Includes 100 envelopes.
More Details - Quality Park Tech-No-Tear Catalog Envelope, Poly Coating, Side Seam, 10 x 13, White, 100/Box (QUA77197)
- Moisture and rip resistant poly lining.
- Interior or exterior protection.
- Redi-Strip™ closure.
- Includes 100 envelopes.
More Details - Quality Park Redi-Strip Poly Mailer, Side Seam, 14 x 19, White, 100/Pack (QUA45235)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details - Quality Park 4Redi-Strip Poly Mailer, Side Seam, 9 x 12, White, 100/Box (QUA46190)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details - Quality Park Redi-Strip Poly Mailer, Side Seam, 10 x 13, White, 100/Box (QUA46197)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details - Quality Park Redi-Strip Poly Mailer, Side Seam, 12 x 15 1/2, White, 100/Box (QUA46199)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details - Quality Park Redi-Strip Poly Mailer, Side Seam, 14 x 17, White, 100/Box (QUA46200)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details - Quality Park Redi-Strip Poly Mailer, First Class, 9 x 12, White, 100/Pack (QUA46290)
- Moisture and rip resistant.
- Redi-Strip™ closure.
- Includes 100 mailers.
More Details
Everyone wants a smoothly run mail department. Whether you have employees to prepare your mail or you do it yourself, having just the right envelope or packaging materials can make all the difference between a quick transaction and a long, time-wasting endeavor. With our products, we can make every mailing transaction smooth and easy. We carry top mailing brands you trust such as Ampad, Columbian, Quality Park, Sealed Air, Universal, Survivor and more. Our easy to navigate shopping website is open 24 hours a day, 7 days per week so that you always have access to our envelopes, mailers, and shipping supplies whenever you may need them. If you have questions about any of our products just give us a call or chat with us right here on our website. At SupplyMatic, we aim to provide the products you need at the prices you deserve.