Poly Mailers

IN STOCK Professional red poly mailers combine eye-catching color with industrial durability. Each 12x15.5
Envelopes & Mailers

12x15.5 2.5 Mil Red Self-Seal Poly Mailers 100/Case

PN: CPM1215R

12 x 15 1/2 in 2.5 Mil Polyethylene 100 PER CASE
$38.06 / CASE
IN STOCK Protect your shipments with our 12x15.5
Envelopes & Mailers

12x15.5 Blue Self-Seal Poly Mailers 100/Case

PN: CPM1215BL

12 x 15 1/2 in 2.5 Mil Polyethylene 100 PER CASE
$38.06 / CASE
IN STOCK Professional 12x15.5
Envelopes & Mailers

12x15.5 2.5 Mil Black Self-Seal Poly Mailers 100/Case

PN: CPM1215BK

12 x 15 1/2 in 2.5 Mil Polyethylene 100 PER CASE
$38.06 / CASE
IN STOCK 10x13 Pink Self-Seal Poly Mailers 2.5 Mil - Puncture Resistant, Case of 100
Envelopes & Mailers

10x13 2.5 Mil Pink Self-Seal Poly Mailers 100/Case

PN: CPM1013P

10 x 13 in 2.5 Mil Polyethylene 100 PER CASE
$25.97 / CASE
IN STOCK Professional 10x13
Envelopes & Mailers

10x13 2.5 Mil Yellow Self-Seal Poly Mailers 100/Case

PN: CPM1013Y

10 x 13 in 2.5 Mil Polyethylene 100 PER CASE
$25.97 / CASE
IN STOCK 10x13 Red Poly Mailers 2.5 Mil Self-Seal Waterproof - Case of 100
Envelopes & Mailers

10x13 2.5 Mil Red Self-Seal Poly Mailers 100/Case

PN: CPM1013R

10 x 13 in 2.5 Mil Polyethylene 100 PER CASE
$25.97 / CASE
IN STOCK 10x13 Blue Poly Mailers Self-Seal 2.5 Mil - Case of 100
Envelopes & Mailers

10x13 2.5 Mil Blue Self-Seal Poly Mailers 100/Case

PN: CPM1013BL

10 x 13 in 2.5 Mil Polyethylene 100 PER CASE
$25.97 / CASE
IN STOCK 10x13 Black Poly Mailers 2.5 Mil Self-Seal, Case of 100
Envelopes & Mailers

10x13 2.5 Mil Black Self-Seal Poly Mailers 100/Case

PN: CPM1013BK

10 x 13 in 2.5 Mil Polyethylene 100 PER CASE
$25.97 / CASE
IN STOCK 10x13
Envelopes & Mailers

10x13 2.5 Mil Self-Seal Clear View Poly Mailers 500/Case

PN: CV1013

10 x 13 in 2.5 Mil Polyethylene 500 PER CASE
$91.99 / CASE
IN STOCK Display products while protecting shipments. These 9x12
Envelopes & Mailers

9x12 2.5 Mil Self-Seal Clear View Poly Mailers 500/Case

PN: CV912

9 x 12 in 2.5 Mil Polyethylene 500 PER CASE
$79.68 / CASE
IN STOCK Display your products with confidence using these 14.5x19
Envelopes & Mailers

14.5x19 Self-Seal Clear View Poly Mailers 100/Case

PN: CV1419

14 1/2 x 19 in 2.5 Mil Polyethylene 100 PER CASE
$65.09 / CASE
IN STOCK Display-ready 14x17
Envelopes & Mailers

14x17 Self-Seal Clear View Poly Mailers 100/Case

PN: CV1417

14 x 17 in 2.5 Mil Polyethylene 100 PER CASE
$45.07 / CASE
IN STOCK Display-front poly mailers designed for e-commerce brands who need professional presentation and reliable protection. Clear front window showcases contents while opaque back accommodates postage and labeling. Self-seal closure with double perforations for fast, easy opening–shipped in cases of 100.
Envelopes & Mailers

12x15.5 2.5 Mil Clear Self-Seal Poly Mailers 100/Case

PN: CV1215

12 x 15 1/2 in 2.5 Mil Polyethylene 100 PER CASE
$38.06 / CASE
IN STOCK Display your products while protecting them. These 9x12
Envelopes & Mailers

9x12 2.5 Mil Clear Self-Seal Poly Mailers 100/Case

PN: CV912100PK

9 x 12 in 2.5 Mil Polyethylene 100 PER CASE
$23.19 / CASE
IN STOCK Display your products while protecting them. These 6x9
Envelopes & Mailers

6x9 2.5 Mil Clear Self-Seal Poly Mailers 100/Case

PN: CV69

6 x 9 in 2.5 Mil Polyethylene 100 PER CASE
$20.03 / CASE
IN STOCK Display products while protecting contents with our 5x7 clear view poly mailers featuring durable 2.5 mil self-sealing polyethylene. Transparent front window showcases items; opaque white back accommodates postage and addresses. Double perforated edges enable quick, clean opening.
Envelopes & Mailers

5x7 2.5 Mil Clear Self-Seal Poly Mailers 100-Pack

PN: CV57

5 x 7 in 2.5 Mil Polyethylene 100 PER CASE
$17.63 / CASE

Product Help Request

Send the SKU, quantity, delivery ZIP, and any required specs so we can route the request.

Overview

69 poly mailers from 6x9 to 36 inches: 2.5, 4 and 5 mil self-seal in white, clear and colors, with expansion and returnable styles, 25 to 1,000 per case. Size, mil and mailers per case are on each listing. Orders ship from five US regional warehouses; for mixed or recurring orders use the bulk quote path with SKU, quantity and destination ZIP.

Related collections

Buying path

Buy Poly Mailers by the specs that change the order

Use filters, product titles, and product pages to compare size, material, pack count, case quantity, and fit before ordering.

Compare

Use filters and product titles to narrow by the specs that affect fit.

Confirm

Open the product page before ordering a case so you can check quantity, unit, and limits.

Reorder

Save the SKU or product link for repeat purchasing and support questions.

Larger orders

For pallet, recurring, or mixed-SKU needs, send support the details before placing a large order.

What to check first

  • Usable inside size
  • Mil thickness
  • Closure type
  • Case quantity
Common wrong-order risk: Using a poly mailer for items that need edge protection. Confirm the item is soft or protected before choosing a flexible mailer.
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