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Heavy-duty 2.5 mil polyethylene self-seal mailers designed for e-commerce brands shipping products that demand protection. 24" x 19" dimensions fit standard inventory; puncture, water, and tear-resistant construction ensures damage-free delivery. 100-pack case with white exterior and silver interior for professional presentation.
Envelopes & Mailers
24x19" Self-Seal Poly Mailers 2.5 Mil - Puncture Resistant, 100 Pack

PN: B877100PK

24 x 19 in 2.5 Mil Polyethylene 100 PER CASE
$60.26 / CASE
Ship with confidence using these 16x4x4 white corrugated mailers manufactured from ECT-32-B material. One-piece fold-and-tuck design eliminates tape, glue, and staples while delivering double-wall crush resistance. Sold as a bundle of 50‚reduce labor time and maximize freight efficiency on lightweight shipments.
Boxes - Mailers
16x4x4 ECT-32 White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: M1644

16 x 4 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$79.24 / BUNDLE
Ship documents and marketing materials with confidence using these 16x12x4 kraft corrugated mailers. ECT-32-B strength provides crush resistance while the self-seal, fold-and-tuck design assembles in seconds without tape, glue, or staples. Get 50 literature mailers per bundle at wholesale pricing.
Boxes - Mailers
16x12x4 Kraft Literature Mailers - Self-Seal Corrugated, 50-Pack

PN: ML16124K

16 x 12 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$104.59 / BUNDLE
Professional-grade 13x16x4" expansion poly mailers designed for e-commerce brands shipping books, binders, catalogs, and thick items. 2.5 mil white polyethylene with self-seal closure, double-perforation tear strip, and puncture/moisture/tamper-resistant construction. Sold by the case of 100 units.
Envelopes & Mailers
13x16x4" White Expansion Poly Mailers, 2.5 Mil Self-Seal, Case of 100

PN: EPM13164

13 x 16 x 4 in 2.5 Mil Polyethylene 100 PER CASE
$24.86 / CASE
10x2x2 ECT-32-B White Corrugated Mailers, 50-Pack
Boxes - Mailers
10x2x2 ECT-32-B White Corrugated Mailers - Crush Resistant, 50-Pack

PN: M1022

10 x 2 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$18.38 / BUNDLE
Ship documents professionally with zero assembly time. These 13x10x4 kraft corrugated mailers feature self-seal construction‚no tape, glue, or staples required. Made from durable ECT-32-B material and sold as a convenient 50-pack bundle.
Boxes - Mailers
13x10x4 Kraft Literature Mailers - Self-Seal Corrugated, 50-Pack

PN: M13104K

13 x 10 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$85.57 / BUNDLE
11 3/4 x 10 3/4 x 2 1/4" Kraft Literature Mailers - Self-Seal, 50/Bundle
Boxes - Mailers
11 3/4 x 10 3/4 x 2 1/4" Kraft Literature Mailers - Self-Seal, 50/Bundle

PN: M3RBK

11 3/4 x 10 3/4 x 2 1/4 in ECT-32-B Corrugated 50 PER BUNDLE
$62.75 / BUNDLE
Protect your shipments with these premium 12x15.5" self-seal poly mailers featuring a convenient tear strip and 2.5 mil polyethylene construction. Puncture, tear, water and tamper resistant with silver-lined interior for professional presentation. Case of 50 mailers ready to ship.
Envelopes & Mailers
12x15.5" Self-Seal Poly Mailers 2.5 Mil - Puncture Resistant, 50 Pack

PN: B87550PK

12 x 15 1/2 in 2.5 Mil Polyethylene 50 PER CASE
$15.46 / CASE
Protect your most important documents with these 12x12x4 kraft deluxe literature mailers. Featuring protective side flaps, front tuck closure, and crush-resistant ECT-32-B corrugated construction. Assembles in seconds without tape or glue‚50-pack bundle ready to ship.
Boxes - Mailers
12x12x4 Kraft Deluxe Literature Mailers - Crush Proof, 50-Pack

PN: MFL12124K

12 x 12 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$129.95 / BUNDLE
Heavily gummed 10x13" white envelopes deliver a secure, tamper-evident seal for critical mailings. Made from durable 28 lb. paper stock with opaque finish to protect contents from view. Order by the case (500 units) and streamline your mailroom operations.
Envelopes & Mailers
10x13" White Gummed Envelopes 28lb Paper - 500/Case Secure Mailers

PN: EN1027

10 x 13 in 28 lb. Paper Stock 500 PER CASE
$146.02 / CASE
Professional-grade 22 x 17" white jumbo envelopes built for oversized documents, prints, and flat items. Made from durable 28 lb. paper stock with ungummed flaps for easy reuse and cost savings. Sold in cases of 250 for consistent mailroom operations and reliable shipping compliance.
Envelopes & Mailers
22 x 17" White Jumbo Envelopes 28lb Paper - Case of 250

PN: EN1084W

22 x 17 in 28 lb. Paper Stock 250 PER CASE
$185.15 / CASE
Professional kraft literature mailers designed for e-commerce brands shipping documents, catalogs, and promotional materials. These 15 1/8 x 11 1/8 x 4" crush-resistant mailers assemble in seconds with no tape, glue, or staples required‚perfect for high-volume shipping. Bundle of 50 corrugated boxes built from durable ECT-32-B kraft material.
Boxes - Mailers
15 1/8 x 11 1/8 x 4" Kraft Literature Mailers - Crush Resistant, 50 Bundle

PN: MIBMS1000K

15 1/8 x 11 1/8 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$87.48 / BUNDLE
Ship documents and literature with professional confidence using these 11.5x11.5x3.75" kraft corrugated mailers. Self-sealing design assembles in seconds without tape, glue, or staples‚reducing prep time and labor costs. ECT-32-B strength ensures your shipments arrive crush-proof and protected.
Boxes - Mailers
11.5x11.5x3.75" Kraft Literature Mailers Self-Seal ECT-32, 50/Bundle

PN: M11113K

11 1/2 x 11 1/2 x 3 3/4 in ECT-32-B Corrugated 50 PER BUNDLE
$85.57 / BUNDLE
Ship documents and literature with confidence using these 18x12x3 kraft corrugated mailers. Manufactured from durable ECT-32B material with self-seal closure‚no tape, glue, or staples required. Perfect for e-commerce brands seeking professional presentation at scale.
Boxes - Mailers
18x12x3 Kraft Literature Mailer ECT-32B Self-Seal - 50 Pack

PN: ML18123K

18 x 12 x 3 in ECT-32-B Corrugated 25 PER BUNDLE
$53.27 / BUNDLE
Protect your shipments with professional-grade self-seal poly mailers featuring a convenient tear strip and superior puncture resistance. These 12 x 15.5" white polyethylene mailers (2.5 mil) offer waterproof, tamper-evident protection in bulk cases of 500, ideal for e-commerce brands requiring reliable, cost-effective shipping solutions.
Envelopes & Mailers
12 x 15.5" Self-Seal Poly Mailers 2.5 Mil - Tear Strip, Case of 500

PN: B875

12 x 15 1/2 in 2.5 Mil Polyethylene 500 PER CASE
$76.84 / CASE
Protect high-value documents and marketing materials with our 16x12x4 deluxe kraft literature mailers. Built from heavy-duty ECT-32-B corrugated with reinforced side flaps and front tuck closure‚no tape, glue, or staples required. Bundle of 50 ships ready to assemble.
Boxes - Mailers
16x12x4 Kraft Deluxe Literature Mailer - Crush Resistant, 50-Pack

PN: MFL16124K

16 x 12 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$146.43 / BUNDLE
Ship documents and marketing materials with professional presentation using these 14x14x2 kraft literature mailers. Made from durable ECT-32-B corrugated material with self-sealing closure that assembles in seconds‚no tape, glue, or staples required. Perfect for e-commerce brands managing shipping costs without sacrificing box quality.
Boxes - Mailers
14x14x2 Kraft Literature Mailer - Self-Seal Corrugated Box, 50 Bundle

PN: M14142K

14 x 14 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$80.50 / BUNDLE
Ship blueprints, posters, and documents safely with our 4x48 white mailing tubes. Heavy-duty 3-ply spiral wound fibreboard with included snap-lock end caps prevents shifting during transit. Each case contains 15 reusable, recyclable tubes‚the cost-effective solution for high-volume mailroom operations.
Mailing Tubes
4x48 White Spiral Wound Mailing Tubes with Caps - Case of 15

PN: P4048W

4 x 48 in 0.08 Thick Spiral Wound Fibreboard 15 PER CASE
$78.90 / CASE
Heavy-duty 19x14.5" white poly mailers built for e-commerce brands that demand puncture and water resistance. 2.5 mil polyethylene construction with high-strength seams and professional silver-lined interior. Self-seal closure with reliable adhesion‚250 mailers per case.
Envelopes & Mailers
19x14.5" Self-Seal Poly Mailers 2.5 Mil White - Case of 250

PN: B876

19 x 14.5 in 2.5 Mil Polyethylene 250 PER CASE
$55.87 / CASE
Professional deluxe kraft literature mailers designed for e-commerce brands that demand maximum document protection. Measuring 15 1/8" x 11 1/8" x 4", these crush-resistant corrugated mailers feature protective side flaps and front outside tuck closure‚no tape, glue, or staples required. Bundle of 50 ships ready to use.
Boxes - Mailers
15 1/8x11 1/8x4 Kraft Deluxe Literature Mailer - Crush-Proof, 50 Bundle

PN: MFL15114K

15 1/8 x 11 1/8 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$131.21 / BUNDLE
One-piece white corrugated mailers manufactured from ECT-32-B material with crush-resistant double-wall protection on front and sides. Dimensions 36.25x4.875x4 inches fold together in seconds‚no tape, glue, or staples required. Sold as a bundle of 50 units.
Boxes - Mailers
36.25x4.875x4 ECT-32-B White Corrugated Mailers - 50/Bundle

PN: M3644

36 1/4 x 4.875 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$92.55 / BUNDLE
Ship catalogs, brochures, and documents with professional kraft corrugated mailers that assemble in seconds‚no tape, glue, or staples required. These 12x12x6 crush-resistant one-piece folders feature sturdy ECT-32-B construction and self-seal closures for secure, damage-free delivery. Bundle of 50 delivers cost-effective protection for high-volume e-commerce shippers.
Boxes - Mailers
12x12x6 Kraft Corrugated Literature Mailers - Self-Seal, 50-Pack

PN: ML12126K

12 x 12 x 6 in ECT-32-B Corrugated 50 PER BUNDLE
$118.54 / BUNDLE
Professional-grade 10x10x3 kraft corrugated mailer designed for e-commerce brands shipping important documents and products. Features protective side flaps, front tuck closure, and crush-resistant ECT-32-B construction. Assembles in seconds without tape, glue, or staples‚50 boxes per bundle.
Boxes - Mailers
10x10x3 Kraft Corrugated Literature Mailer - Crush Resistant, 50-Pack

PN: MFL10103K

10 x 10 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$98.56 / BUNDLE
Professional 19x24" self-seal poly mailers with integrated tear strip for reliable, tamper-evident shipping. 2.5 mil polyethylene construction resists punctures, water, and tearing even when overpacked. White exterior with silver lining accepts labels and stamps‚250 count per case.
Envelopes & Mailers
19x24" Self-Seal Poly Mailers 2.5 Mil - Puncture Resistant, Case of 250

PN: B911

19 x 24 in 2.5 Mil Polyethylene 250 PER CASE
$101.18 / CASE
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