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 ECT-32 white corrugated file storage boxes sized for legal documents. Features interlocking lid tabs, removable cover, and pre-printed content panels for quick identification. Ships as a case of 12 boxes–no tape or glue assembly required.
Boxes - Corrugated

24x15x10 ECT-32 White Corrugated File Storage Box - Legal Size, Case of 12

PN: FSB280

24 x 15 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$131.34 / CASE
IN STOCK Durable 24x12x10 white corrugated file boxes designed for letter-size file storage with interlocking lid tabs and convenient hand holes. Fast no-tape assembly with pre-printed content identification panels. Sold as case of 12 units.
Boxes - Corrugated

24x12x10 ECT-32 White Corrugated File Storage Box - Interlocking Lid, Case of 12

PN: FSB240

24 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$110.06 / CASE
IN STOCK Industrial-grade 15x12x10 file storage boxes designed for document-heavy operations. ECT-32 corrugated construction with interlocking lid tabs, removable top, and pre-printed content panels–all without requiring tape or glue. Ships case of 12 units ready to assemble.
Boxes - Corrugated

15x12x10 ECT-32 White Corrugated File Storage Box - Removable Lid, Case of 12

PN: FSB200

15 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$88.79 / CASE
IN STOCK ECT-32 kraft corrugated boxes sized 20
Boxes - Corrugated

20x20x15 Shipping Boxes — ECT-32 Kraft Corrugated, 12-Pack

PN: 202015RP12

20 x 20 x 15 in ECT-32 Corrugated 12 PER PACK
$50.36 / PACK
IN STOCK Affordable 18x18x24 corrugated shipping cartons in convenient 6-pack bundles–ideal for warehouse managers seeking reliable, cost-effective packaging without bulk commitment. ECT-32 rated kraft boxes ship flat to maximize storage efficiency and reduce freight costs. Perfect for mid-volume fulfillment operations that need professional-grade protection.
Boxes - Corrugated

18x18x24 ECT-32 Corrugated Boxes - 6 Pack Bulk Shipping Cartons

PN: 181824DPBRP6

18 x 18 x 24 in ECT-32 Corrugated 6 PER BUNDLE
$32.95 / BUNDLE
IN STOCK Get reliable ECT-32 corrugated boxes in convenient 20-pack retail quantities–perfect for low-volume fulfillment operations. These 18x14x12
Boxes - Corrugated

18x14x12 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 181412RP20

18 x 14 x 12 in ECT-32 Corrugated 20 PER PACK
$57.19 / PACK
IN STOCK Precision-engineered 18x14x12
Boxes - Corrugated

18x14x12" ECT-32 Kraft Corrugated Boxes - 10 Pack Retail

PN: 181412RP10

18 x 14 x 12 in ECT-32 Corrugated 10 PER PACK
$24.67 / PACK
IN STOCK Protect high-value frames and corners with pre-scored ECT-32 corrugated protectors that adjust from 1/2
Boxes - Corrugated

4x4" ECT-32 Corrugated Frame Protectors - Adjustable Corner Guards, Case of 504

PN: FR44MD

4 x 4 x 1/2-2 in ECT-32 Single Wall Corrugated 504 PER CASE
$102.83 / CASE
IN STOCK Protect high-value frames and artwork from transit damage with our ECT-32 corrugated frame protectors. Pre-scored design adjusts to fit 1/2
Boxes - Corrugated

3.25x3.25" ECT-32 Corrugated Frame Protectors - 630/Case

PN: FR44

3 1/4 x 3 1/4 x 1/2-1 3/8 in ECT-32 Single Wall Corrugated 630 PER CASE
$111.84 / CASE
IN STOCK Heavy-duty ECT-32-B corrugated carrying cases engineered for warehouse efficiency. 24x14x4
Boxes - Mailers

24x14x4" ECT-32-B White Corrugated Carrying Cases - Bundle of 10

PN: MCC6

24 x 14 x 4 in ECT-32-B Corrugated 10 PER BUNDLE
$68.70 / BUNDLE
IN STOCK ECT-32-B crush-resistant white corrugated carrying cases with integrated plastic handles. Dimensions: 18.25
Boxes - Mailers

18.25x11.375x2.6875 ECT-32 White Corrugated Carrying Case w/ Handles - Bundle of 10

PN: MCC2

18 1/4 x 11.375 x 2 11/16 in ECT-32-B Corrugated 10 PER BUNDLE
$36.15 / BUNDLE
IN STOCK Professional-grade ECT-32-B white corrugated carrying cases built for frequent handling and transport. Each case includes integrated plastic handles and measures 12 1/8
Boxes - Mailers

12 1/8 x 9 1/4 x 3" ECT-32-B White Corrugated Carrying Cases with Handles - Bundle of 10

PN: MCC1

12 1/8 x 9 1/4 x 3 in ECT-32-B Corrugated 10 PER BUNDLE
$29.21 / BUNDLE
IN STOCK Ship round, cylindrical, and odd-shaped products with confidence using our 3x3x3 ECT-32 kraft corrugated cube boxes. Manufactured from durable single-wall corrugated material, this popular size delivers reliable protection and optimal freight efficiency. Sold in convenient bundles of 25 boxes, flat-shipped to maximize your warehouse space and reduce packaging costs.
Boxes - Corrugated

3x3x3 ECT-32 Kraft Corrugated Cube Box - Bundle of 25

PN: 333

3 x 3 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$10.91 / BUNDLE
IN STOCK Compact 4x4x3
Boxes - Corrugated

4x4x3 ECT-32 Kraft Corrugated Boxes - 25 Count Bundle

PN: 443

4 x 4 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$13.66 / BUNDLE
IN STOCK White corrugated shipping boxes in a compact 4x4x4 cube design, built with ECT-32 single wall strength. Perfect for small product shipments, sample boxes, or retail fulfillment. Sold in bundles of 25 to maximize your packaging efficiency and reduce per-unit costs.
Boxes - Corrugated

4x4x4 White Corrugated Shipping Boxes, ECT-32, Bundle of 25

PN: 444W

4 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$13.09 / BUNDLE
IN STOCK Reduce carton SKUs and parcel shipping costs with these ECT-32 kraft corrugated boxes featuring pre-scored multi-depth sides for flexible height adjustments. Score-folded design eliminates the need for a carton sizer, enabling one box to replace multiple inventory slots. Bundle of 25 units delivers immediate cost savings for warehouses and fulfillment operations.
Boxes - Corrugated

4x4x4 ECT-32 Multi-Depth Corrugated Boxes - Adjustable Kraft Cartons, Bundle of 25

PN: MD444

4 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$13.67 / 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.