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 Durable 19x12x7 kraft corrugated boxes with ECT-32 single-wall construction deliver reliable performance for mid-sized shipments and storage. Ship flat to maximize pallet density and cut freight costs by up to 15%. Bundle of 25 boxes–ready to stock your warehouse.
Boxes - Corrugated

19x12x7 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 19127

19 x 12 x 7 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$71.34 / BUNDLE
IN STOCK Optimize your fulfillment operation with these 19x12x3 ECT-32 kraft corrugated boxes–engineered for shallow products like apparel, books, artwork, and framed items. Each bundle of 25 ships flat, maximizing warehouse efficiency and slashing storage overhead. Reliable single-wall construction rated for safe stacking and consistent protection.
Boxes - Corrugated

19x12x3 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 19123

19 x 12 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$53.98 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes sized 18.5
Boxes - Corrugated

18.5x12.5x12 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 181212R

18 1/2 x 12.5 x 12 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$47.92 / BUNDLE
IN STOCK ECT-32 kraft corrugated shipping boxes deliver dependable mid-weight protection for standard industrial shipments. These 18.5
Boxes - Corrugated

18.5x12.5x10 Shipping Boxes - ECT-32 Kraft Corrugated, 20-Pack

PN: 181210R

18 1/2 x 12.5 x 10 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$38.19 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes in 18.5x12.5x8 dimensions deliver proven stacking strength for mid-weight industrial shipments. Sold in bundles of 25 to maximize freight efficiency and reduce per-unit costs. Fully recyclable kraft construction meets sustainability goals without sacrificing performance.
Boxes - Corrugated

18.5x12.5x8 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 18128R

18 1/2 x 12.5 x 8 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$52.04 / BUNDLE
IN STOCK Heavy-duty ECT-32 kraft corrugated boxes sized 18 1/2
Boxes - Corrugated

18.5x12.5x7 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 18127

18 1/2 x 12.5 x 7 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$41.34 / BUNDLE
IN STOCK Heavy-duty ECT-32 kraft corrugated shipping boxes in standard 18.5x12.5x6
Boxes - Corrugated

18.5x12.5x6" ECT-32 Kraft Corrugated Boxes - 25 Bundle Pack

PN: 18126R

18 1/2 x 12.5 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$38.97 / BUNDLE
IN STOCK Reliable ECT-32 kraft corrugated boxes in 18x13x12
Boxes - Corrugated

18x13x12 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 181312

18 x 13 x 12 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$61.49 / BUNDLE
IN STOCK Premium ECT-32 kraft corrugated boxes sized 18
Boxes - Corrugated

18x13x5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 18135

18 x 13 x 5 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$68.96 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes in 17x14x14 dimensions deliver proven stacking performance and freight efficiency for mid-weight industrial shipments. This 25-pack bundle of standard-strength cardboard boxes is ideal for warehouses and fulfillment centers managing consistent volume. Recyclable construction reduces your sustainability footprint.
Boxes - Corrugated

17x14x14 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 171414

17 x 14 x 14 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$59.97 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes sized 17
Boxes - Corrugated

17x14x9 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 17149

17 x 14 x 9 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$52.13 / BUNDLE
IN STOCK Heavy-duty 21x10x10
Boxes - Corrugated

21x10x10" ECT-32 Kraft Corrugated Boxes - Bulk Bundle 25

PN: 211010

21 x 10 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$43.21 / BUNDLE
IN STOCK Ship smarter with these 19x12x4 ECT-32 kraft corrugated boxes–engineered for shallow products like apparel, books, and artwork. Bundle of 25 ships flat to maximize your warehouse efficiency and cut freight expenses. Reliable single-wall construction that stacks securely in transit.
Boxes - Corrugated

19x12x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 19124

19 x 12 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$37.48 / BUNDLE
IN STOCK Versatile 18.5
Boxes - Corrugated

18.5x12.5x14 Shipping Boxes - ECT-32 Kraft Corrugated, 20-Pack

PN: 181214

18 1/2 x 12.5 x 14 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$46.40 / BUNDLE
IN STOCK Heavy-duty ECT-32 single wall kraft corrugated boxes in 18.5
Boxes - Corrugated

18 1/2" x 12 1/2" x 9" ECT-32 Kraft Corrugated Shipping Boxes, 25-Pack

PN: 18129

18 1/2 x 12.5 x 9 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$46.35 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 17
Boxes - Corrugated

17x14x10 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 171410

17 x 14 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$51.60 / 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.