Boxes & Mailers

SELECTION EXPERT ADVICE

Wall Strength & Load Capacity
MORE INFO
Match single-, double-, or triple-wall corrugated construction to your product weight to prevent in-transit damage and minimize costly returns.
Dimensional Weight Cost Control
MORE INFO
Right-sized boxes cut carrier DIM weight charges, selecting the optimal LxWxH for each SKU directly lowers your per-shipment freight cost.
Mailer Box vs. RSC: Choose Correctly
MORE INFO
Self-locking mailer boxes suit branded DTC shipments; traditional RSC corrugated boxes are ideal for palletized B2B and high-volume fulfillment.

Need help choosing boxes?

Pick the right corrugated box without overpaying for size or strength

Use these buying guides to size your box, compare board strength, and avoid dimensional weight surcharges.

Corrugated Boxes Guide → How to choose size, strength, and wall type Box Size Calculator → Find the smallest safe box for your product 32 ECT vs 200 lb Test → Which board strength rating fits your shipment
Overview

Boxes Mailers — compare in-stock Packrift options by exact spec, with public pricing and no account required. Ships from 5 US warehouses (Central IL, NE PA, South TX, SE GA, West CA), routed to the location nearest you. Below are verified catalog SKUs, collection paths, and a bulk-quote route.

What To Buy Here

  • You need a Packrift buying path for Boxes Mailers.
  • You want verified SKU links, current catalog specs, and a quote route instead of thin search copy.
  • You are comparing product fit before reordering or requesting a bulk quote.

Catalog Matches

SKU Product Dimensions Material Color Pack
1066 10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle 10 x 6 x 6 kraft corrugated kraft 25
1054 10x5x4 ECT-32 Kraft Corrugated Boxes - Long Side Opening, 25 Bundle 10 x 5 x 4 kraft corrugated kraft 25
1265 12x6x5" ECT-32 Kraft Corrugated Long Boxes - 25 Bundle 12 x 6 x 5 kraft corrugated kraft 25
1333 13x3x3 ECT-32 Kraft Corrugated Long Boxes - Easy Pack, 25 Bundle 13 x 3 x 3 kraft corrugated kraft 25
1388 13x8x8 ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25 Bundle 13 x 8 x 8 kraft corrugated kraft 25
1466 14x6x6" ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25 Bundle 14 x 6 x 6 kraft corrugated kraft 25
1477 14x7x7 ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25-Pack 14 x 7 x 7 kraft corrugated kraft 25
1664 16x6x4 ECT-32 Kraft Corrugated Boxes - Easy Pack Long Design, 25 Bundle 16 x 6 x 4 kraft corrugated kraft 25

Open a product page for current pricing and availability.

How To Choose

  • Start with the SKU row whose dimensions, material, color, and pack quantity match your current job.
  • Open the PDP before ordering when a field says not listed in current catalog data.
  • Use the bulk quote path for larger, recurring, mixed-SKU, or freight-sensitive purchases.

When Not To Use

  • Do not infer unlisted product specs from similar SKUs.
  • Do not use this page for regulated, food-contact, outdoor exposure, or load-rating requirements unless the exact SKU record verifies that requirement.

Substitutes and Accessories

Reorder or Bulk Quote

For reorders, use the linked PDP SKU or the reorder-by-SKU path. For larger or mixed orders, use the bulk quote path and include SKU, quantity, destination ZIP, and timing.

Related Paths

FAQ

Which products match this page?
The Catalog Matches table above lists verified in-stock SKUs for Boxes Mailers, with current dimensions, material, color, and pack quantity. Open a product page for full specs and current pricing.
What should I do when a field is not listed?
Do not infer it. Use the PDP or bulk quote path so the order can be checked against current catalog data.
Can I request a quote instead of ordering one SKU?
Yes. Use the bulk quote path with the relevant SKU list, quantities, destination ZIP, and required timing.

3086 Results

showing boxes & mailers products

IN STOCK Reliable ECT-32 corrugated shipping boxes in 15x13x12
Boxes - Corrugated

15x13x12 Kraft Corrugated Shipping Boxes ECT-32 - Bundle of 25

PN: 151312

15 x 13 x 12 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$76.78 / BUNDLE
IN STOCK Industrial-grade 15x13x7 corrugated boxes engineered for warehouse and fulfillment operations. ECT-32 single-wall kraft construction delivers proven stacking strength and freight efficiency. Sold as convenient 25-box bundles to maximize your volume savings.
Boxes - Corrugated

15x13x7 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 15137

15 x 13 x 7 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.16 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes in 14
Boxes - Corrugated

14x14x12 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 141412

14 x 14 x 12 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$51.08 / BUNDLE
IN STOCK Premium ECT-48 double wall corrugated boxes designed for demanding shipping and storage applications. These 14x14x10 kraft cartons deliver superior stacking strength and puncture resistance to protect high-value freight. Sold in bundles of 15 and ship flat to minimize warehouse footprint and reduce freight costs.
Boxes - Corrugated

14x14x10 ECT-48 Double Wall Corrugated Boxes - Heavy-Duty Protection, Bundle of 15

PN: HD141410DW

14 x 14 x 10 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$45.15 / BUNDLE
IN STOCK Industrial-grade ECT-44 single wall kraft corrugated boxes engineered for maximum stacking strength and cost efficiency. These 14x14x10 shipping cartons are 40% stronger than standard containers, ideal for high-volume fulfillment centers. Bundle of 25 sold and shipped flat.
Boxes - Corrugated

14x14x10 ECT-44 Heavy-Duty Kraft Corrugated Boxes - 25 Pack Bundle

PN: HD141410

14 x 14 x 10 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$110.28 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 14
Boxes - Corrugated

14x14x10 ECT-32 Kraft Corrugated Boxes - Reliable Strength, 25-Box Bundle

PN: 141410

14 x 14 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$43.49 / BUNDLE
IN STOCK Standard-strength ECT-32 kraft corrugated cartons sized 14
Boxes - Corrugated

14x14x9 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 14149

14 x 14 x 9 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$48.95 / BUNDLE
IN STOCK Professional-grade 14x14x7 corrugated boxes with ECT-32 kraft construction deliver reliable strength for mid-size shipments and warehouse storage. Each bundle includes 25 boxes, reducing per-unit costs and inventory management overhead. Fully recyclable and built for high-volume fulfillment operations.
Boxes - Corrugated

14x14x7 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 14147

14 x 14 x 7 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$41.07 / BUNDLE
IN STOCK Replace multiple SKUs with one versatile solution. These 14x14x6 multi-depth corrugated boxes fold to 5 different heights with pre-scored sides–eliminating the need for a carton sizer and cutting inventory costs. Built tough with ECT-32 kraft corrugated material.
Boxes - Corrugated

14x14x6 Multi-Depth Kraft Corrugated Boxes ECT-32 - 25 Pack

PN: MD14146

14 x 14 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.77 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 14
Boxes - Corrugated

14x14x6 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 14146

14 x 14 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$36.12 / BUNDLE
IN STOCK Economical 14
Boxes - Corrugated

14x14x5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 14145

14 x 14 x 5 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$38.08 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 14
Boxes - Corrugated

14x14x4 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 14144

14 x 14 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$36.09 / BUNDLE
IN STOCK ECT-32 kraft corrugated shipping boxes in 14x14x3 dimensions–engineered for shallow-depth products that require reliable protection without excess material. Ships flat as a bundle of 25 to maximize your warehouse efficiency and minimize freight costs. Ideal for apparel, books, picture frames, artwork, and mirrors.
Boxes - Corrugated

14x14x3 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 14143

14 x 14 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$50.62 / BUNDLE
IN STOCK Ship long and narrow items efficiently with our 20x8x4 ECT-32 kraft corrugated boxes. The extended length with wide opening design speeds packing for wine bottles, carpet rolls, and umbrellas. Sold flat in bundles of 25 for maximum freight efficiency and warehouse storage.
Boxes - Corrugated

20x8x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 2084

20 x 8 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$37.84 / BUNDLE
IN STOCK Move inventory faster with our 18x10x10 corrugated shipping boxes–ECT-32 rated single-wall kraft construction delivers proven stacking strength and cost efficiency. Sold as a 25-box bundle, ideal for small-to-medium parcel fulfillment. Recyclable kraft cartons engineered for reliability.
Boxes - Corrugated

18x10x10 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 181010

18 x 10 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.57 / BUNDLE
IN STOCK Heavy-duty ECT-44 kraft corrugated boxes engineered for maximum stacking performance and freight efficiency. These 17 1/4 x 11 1/4 x 6
Boxes - Corrugated

17 1/4 x 11 1/4 x 6" ECT-44 Heavy-Duty Kraft Corrugated Boxes, Bundle of 25

PN: HD17116

17 1/4 x 11 1/4 x 6 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$45.95 / BUNDLE

Product Help Request

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

Buying path

Buy Boxes & 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

  • Inside dimensions
  • Board grade or strength rating
  • Box style and closure
  • Case or bundle quantity
Common wrong-order risk: Choosing the outside size instead of the inside size. Confirm product fit, void fill, and storage space before ordering.
Use the box size calculator -> Contact support for larger orders -> Compare corrugated box types -> View products below ->

Buying FAQ

What should I check before buying Boxes & Mailers?

Compare Inside dimensions, Board grade or strength rating, Box style and closure, Case or bundle quantity before choosing a product from this collection.

Can I buy Boxes & Mailers online?

Use the product grid to open a product page, confirm the SKU, quantity, unit, availability, and price, then add available products to cart.

When should I contact support?

Contact support for pallet, recurring, mixed-SKU, or uncertain-fit orders, or when the product page does not answer the size, quantity, or delivery question.