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 Tyvek Booklet Expansion Mailer, 1st Class, 10 x 13 x 2, White, 18lb, 100/Carton (QUAR4440)
- Expandable Tyvek® design.
- Horizontal, open side orientation.
- Flap-Stik® self-adhesive closure.
- Clean, crisp look.
- Includes 100 mailers.
More Details - Quality Park Jumbo Size Kraft Envelope, 12 1/2 x 18 1/2, Brown Kraft, 25/Box (QUA42353)
- Extra large.
- Ungummed flap.
- Heavyweight paper stock.
- Includes 25 envelopes.
More Details - Quality Park Jumbo Size Kraft Envelope, 14 x 18, Brown Kraft, 25/Box (QUA42354)
- Extra large.
- Ungummed flap.
- Heavyweight paper stock.
- Includes 25 envelopes.
More Details - Quality Park Jumbo Size Kraft Envelope, 15 x 20, Brown Kraft, 25/Box (QUA42355)
- Extra large.
- Ungummed flap.
- Heavyweight paper stock.
- Includes 25 envelopes.
More Details - Quality Park Jumbo Size Kraft Envelope, 17 x 22, Brown Kraft, 25/Box (QUA42356)
- Extra large.
- Ungummed flap.
- Heavyweight paper stock.
- Includes 25 envelopes.
More Details - Quality Park Jumbo Size Kraft Envelope, 22 x 27, Brown Kraft, 25/Box (QUA42357)
- Extra large.
- Ungummed flap.
- Heavyweight paper stock.
- Includes 25 envelopes.
More Details - Quality Park Photo/Document Mailer, Redi-Strip, Side Seam, 9 x 11 1/2, White, 25/Box (QUA64014)
- Extra-rigid fiberboard construction.
- Redi-Strip™ closure.
- Perforated tear strip.
- Includes 25 mailers.
More Details - Quality Park Photo/Document Mailer, Redi-Strip, Side Seam, 9 3/4 x 12 1/2, White, 25/Box (QUA64015)
- Extra-rigid fiberboard construction.
- Redi-Strip™ closure.
- Perforated tear strip.
- Includes 25 mailers.
More Details - Quality Park Photo/Document Mailer, Redi-Strip, Side Seam, 11 x 13 1/2, White, 25/Box (QUA64016)
- Extra-rigid fiberboard construction.
- Redi-Strip™ closure.
- Perforated tear strip.
- Includes 25 mailers.
More Details - Quality Park Photo/Document Mailer, Redi-Strip, Side Seam, 12 3/4 x 15, White, 25/Box (QUA64019)
- Extra-rigid fiberboard construction.
- Redi-Strip™ closure.
- Perforated tear strip.
- Includes 25 mailers.
More Details - Sealed Air Jiffy Padded Mailer, Side Seam, #1, 7 1/4 x 12, Golden Brown, 100/Carton (SEL49260)
- Heavy-duty Kraft construction.
- Uniform inner padding.
- Includes 100 mailers.
More Details - Sealed Air Jiffy Padded Self-Seal Mailer, Side Seam, #7, 14 1/4x20, Golden Brown,25/Carton (SEL21491)
- Heavy-duty Kraft construction.
- Uniform inner padding.
- Includes 25 mailers.
More Details - Sealed Air Jiffy Padded Mailer, Side Seam, #00, 5 x 10, Golden Brown, 250/Carton (SEL49254)
- Heavy-duty Kraft construction.
- Uniform inner padding.
- Includes 250 mailers.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 6 x 9, Light Brown, 100/Box (UNV35260)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 6 1/2 x 9 1/2, Light Brown, 100/Box (UNV35261)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 7 1/2 x 10 1/2, Light Brown, 100/Box (UNV35262)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 9 x 12, Light Brown, 100/Box (UNV35264)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 9 1/2 x 12 1/2, Light Brown, 100/Box (UNV35265)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 10 x 13, Light Brown, 100/Box (UNV35267)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 10 x 15, Light Brown, 100/Box (UNV35268)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 28lb, 12 x 15 1/2, Light Brown, 100/Box (UNV35270)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 32lb, 9 x 12, Light Brown, 100/Box (UNV41907)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Universal Kraft Clasp Envelope, Side Seam, 32lb, 9 1/2 x 12 1/2, Light Brown, 100/Box (UNV42907)
- Heavyweight Kraft stock.
- Reinforced eyelet and two prong clasp.
- Gummed flap.
- Includes 100 envelopes.
More Details - Quality Park Tyvek Flap-Stik Booklet Mailer, Contemporary, 9 x 12, White, 100/Box (QUAR2860)
- Horizontal, open side orientation.
- Lightweight, durable Tyvek® construction.
- Flap-Stik® self-adhesive 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.