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 Industrial-grade ECT-44 kraft side loading cartons designed for high-volume fulfillment operations. 30x6x24
Boxes - Corrugated

30x6x24 ECT-44 Kraft Side Loading Boxes - Bundle of 10

PN: HD30624FOL

30 x 6 x 24 in ECT-44 Corrugated 10 PER BUNDLE
$89.33 / BUNDLE
IN STOCK ECT-32 single wall corrugated boxes engineered for demanding warehouse and fulfillment operations. These 24
Boxes - Corrugated

24x12.5x8 ECT-32 Kraft Corrugated Shipping Boxes - Bundle of 20

PN: 24128

24 x 12.5 x 8 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$41.49 / BUNDLE
IN STOCK Heavy-duty 24x12x24 corrugated shipping boxes built from ECT-32 kraft material for maximum stacking strength and freight efficiency. Each bundle contains 10 boxes sized for mid-weight products, providing reliable protection and sustainable packaging. Ideal for warehouses and fulfillment centers managing high-volume shipments.
Boxes - Corrugated

24x12x24 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 241224

24 x 12 x 24 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$38.48 / BUNDLE
IN STOCK ECT-48 double wall corrugated cartons engineered for maximum protection and stacking performance. These 24x12x12 kraft boxes handle high-volume fulfillment with rated strength for multi-tier warehouse storage. Bundle of 15 ships flat–reducing storage footprint and freight costs.
Boxes - Corrugated

24x12x12 ECT-48 Double Wall Shipping Boxes - Heavy-Duty Kraft, 15-Pack

PN: HD241212DW

24 x 12 x 12 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$53.44 / BUNDLE
IN STOCK ECT-48 double wall corrugated boxes engineered for maximum protection and stacking performance. These 20
Boxes - Corrugated

20x16x14 ECT-48 Double Wall Shipping Boxes - Heavy Duty, Bundle of 15

PN: HD201614DW

20 x 16 x 14 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$75.05 / BUNDLE
IN STOCK Engineered for high-performance storage and shipping, these 18x18x18 corrugated boxes feature V3c 350# single-wall construction with water-resistant adhesive (WRA) for superior equipment protection. Military-specification rated, sold in bundles of 10 kraft boxes to maximize freight efficiency and reduce per-unit costs.
Boxes - Corrugated

18x18x18" V3c 350# Weather-Resistant Corrugated Boxes - Bundle of 10

PN: 181818V3C

18 x 18 x 18 in V3c - 350# Single Wall Corrugated 10 PER BUNDLE
$203.58 / BUNDLE
IN STOCK Industrial-grade ECT-48 double wall kraft corrugated boxes designed for demanding warehouse operations. 18
Boxes - Corrugated

18x18x16 ECT-48 Double Wall Kraft Boxes - Bundle of 10

PN: HD181816DW

18 x 18 x 16 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$72.73 / BUNDLE
IN STOCK Heavy-duty ECT-71 double wall corrugated boxes designed for maximum stacking performance and freight efficiency in high-volume warehouse environments. 18x18x18
Boxes - Corrugated

18x18x18 ECT-71 Heavy-Duty Double Wall Corrugated Boxes (Bundle of 10)

PN: HD181818HDDW

18 x 18 x 18 in ECT-71 Double Wall Corrugated 10 PER BUNDLE
$160.72 / BUNDLE
IN STOCK Professional-grade 18x18x18 corrugated shipping boxes built from ECT-48 double wall kraft material for maximum durability and stacking performance. Integrated hand holes enable efficient manual handling and reduce fulfillment labor. Sold as a bundle of 10 boxes–ideal for warehouse managers requiring heavy-duty protection without sacrificing operational speed.
Boxes - Corrugated

18x18x18 ECT-48 Double Wall Boxes w/ Hand Holes - Bundle of 10

PN: HD181818DWHH

18 x 18 x 18 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$84.78 / BUNDLE
IN STOCK Heavy-duty ECT-48 double wall corrugated boxes built to protect high-value freight and maximize stacking efficiency in your warehouse. Each bundle includes 10 flat-shipped 18x18x18
Boxes - Corrugated

18x18x18" ECT-48 Double Wall Corrugated Boxes - Heavy Duty Kraft, Bundle of 10

PN: HD1818DW

18 x 18 x 18 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$54.80 / BUNDLE
IN STOCK Professional-grade ECT-32 kraft corrugated boxes sized 22
Boxes - Corrugated

22x15x15 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 221515

22 x 15 x 15 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$64.77 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 22
Boxes - Corrugated

22x15x10 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 221510

22 x 15 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$105.21 / BUNDLE
IN STOCK ECT-32 single-wall kraft corrugated boxes sized 21 3/8
Boxes - Corrugated

21 3/8x15 5/8x12 5/8 ECT-32 Kraft Corrugated Boxes - 20 Pack Bundle

PN: 211512

21 3/8 x 15 5/8 x 12 5/8 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$83.54 / BUNDLE
IN STOCK Ship apparel efficiently with these 21 3/8 x 15 5/8 x 9 1/2
Boxes - Corrugated

21 3/8 x 15 5/8 x 9 1/2" ECT-32 Kraft Corrugated Boxes - Garment Shipping, Bundle of 20

PN: 21159

21 3/8 x 15 5/8 x 9 1/2 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$87.00 / BUNDLE
IN STOCK Durable ECT-32 kraft corrugated boxes sized 18½
Boxes - Corrugated

18.5x18.5x9 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 18189R

18 1/2 x 18 1/2 x 9 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$55.98 / BUNDLE
IN STOCK Adjustable 2-piece telescoping outer boxes engineered for tall and irregularly shaped items. ECT-32 kraft corrugated with full overlap (FOL) bottoms ensures maximum stacking strength and freight stability. Sold in bundles of 10–pair with T30624INNER inner cartons to complete your protective packaging system.
Boxes - Corrugated

30.5x6.5x24" ECT-32 Telescoping Outer Boxes - Adjustable 2-Piece Design, Bundle of 10

PN: T30624OUTER

30 1/2 x 6.5 x 24 in ECT-32 Corrugated 10 PER BUNDLE
$57.08 / 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.