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 Cut inventory complexity and freight costs with these 15x15x15 multi-depth corrugated boxes. Pre-scored sides fold to fit 6 different heights–no carton sizer needed. ECT-32 kraft corrugated provides reliable stacking strength while consolidating multiple box sizes into one SKU.
Boxes - Corrugated

15x15x15" Multi-Depth Corrugated Boxes ECT-32 Kraft - 25 Pack

PN: MD151515

15 x 15 x 15 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$65.78 / BUNDLE
IN STOCK Ship round, cylindrical, and odd-shaped products efficiently with our 15x15x15 cube corrugated boxes. ECT-32 kraft construction delivers reliable protection in a space-maximizing cube format. Sold in bundles of 25 for warehouse-scale operations.
Boxes - Corrugated

15x15x15 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 151515

15 x 15 x 15 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$54.36 / BUNDLE
IN STOCK Industrial-grade ECT-48 double wall corrugated boxes engineered for heavy-duty shipping and storage. 15x15x10 kraft cartons with superior stacking strength and crush resistance. Ships flat in bundles of 15–maximize warehouse efficiency and reduce freight spend.
Boxes - Corrugated

15x15x10 ECT-48 Double Wall Corrugated Boxes - Heavy Duty Shipping, Bundle of 15

PN: HD151510DW

15 x 15 x 10 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$95.88 / BUNDLE
IN STOCK Reliable ECT-32 kraft corrugated boxes in 15x15x10 dimensions–ideal for mid-weight shipping, storage, and fulfillment operations. Single-wall construction delivers strength at competitive cost. Sold in bundles of 20 to maximize your warehouse efficiency and reduce per-unit packaging costs.
Boxes - Corrugated

15x15x10 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 151510

15 x 15 x 10 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$42.09 / BUNDLE
IN STOCK ECT-32 kraft corrugated shipping boxes sized 14
Boxes - Corrugated

14x14x16 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 141416

14 x 14 x 16 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$58.51 / BUNDLE
IN STOCK Industrial-grade 14x14x14
Boxes - Corrugated

14x14x14" Triple Wall Corrugated Boxes ECT-90 - Heavy-Duty Shipping, Bundle of 5

PN: HD141414TW

14 x 14 x 14 in TW/ECT-90 Corrugated 5 PER BUNDLE
$115.47 / BUNDLE
IN STOCK Heavy-duty 13x13x17 corrugated shipping boxes with ECT-32 single-wall construction deliver industry-standard durability for mid-size shipments. Flat-ship design reduces storage footprint and freight costs. Bundle of 25 kraft cartons ready to stock your warehouse.
Boxes - Corrugated

13x13x17 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 131317

13 x 13 x 17 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$77.14 / BUNDLE
IN STOCK Multi-depth corrugated boxes that fold to your exact size–no carton sizer required. Pre-scored sides let you adjust height for perfect fit, reducing dimensional weight charges and inventory SKUs. ECT-32 kraft construction delivers reliable protection. Bundle of 25.
Boxes - Corrugated

12x12x18 Multi-Depth Corrugated Box ECT-32 Kraft - Adjustable - Bundle of 25

PN: MD121218

12 x 12 x 18 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$51.32 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 12
Boxes - Corrugated

12x12x18 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 121218

12 x 12 x 18 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$50.43 / BUNDLE
IN STOCK 10x10x20 ECT-32 Kraft Corrugated Boxes - Tall Shipping, 25-Pack
Boxes - Corrugated

10x10x20 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 101020

10 x 10 x 20 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$43.60 / BUNDLE
IN STOCK ECT-44 kraft corrugated side loading boxes engineered for high-volume fulfillment operations. 24
Boxes - Corrugated

24x6x18 ECT-44 Kraft Side Loading Boxes - Bundle of 10

PN: HD24618FOL

24 x 6 x 18 in ECT-44 Corrugated 10 PER BUNDLE
$63.27 / BUNDLE
IN STOCK ECT-48 heavy-duty double wall corrugated boxes engineered for maximum protection and stacking performance. These 24
Boxes - Corrugated

24x6x6 ECT-48 Double Wall Shipping Boxes - Heavy Duty Kraft, Bundle of 15

PN: HD2466DW

24 x 6 x 6 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$44.93 / BUNDLE
IN STOCK Ship tall items safely with these 6x6x24
Boxes - Corrugated

6x6x24" ECT-32 Kraft Corrugated Boxes - Strong Tall Shipping Cartons, Bundle of 25

PN: 6624

6 x 6 x 24 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$32.86 / BUNDLE
IN STOCK ECT-32 kraft corrugated shipping boxes sized 17
Boxes - Corrugated

17x14x12 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 171412

17 x 14 x 12 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$55.08 / BUNDLE
IN STOCK ECT-48 double wall construction delivers superior crushing strength and stacking performance for demanding fulfillment operations. These 15x15x15 kraft corrugated boxes ship flat in bundles of 15, reducing warehouse footprint and freight costs by up to 40% versus assembled cartons. Ideal for mid-weight products, e-commerce fulfillment, and high-volume distribution.
Boxes - Corrugated

15x15x15 ECT-48 Double Wall Corrugated Boxes - Heavy Duty Shipping, Bundle of 15

PN: HD1515DW

15 x 15 x 15 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$65.16 / BUNDLE
IN STOCK ECT-48 double wall corrugated boxes engineered for maximum stacking strength and freight protection. These 12x12x18 kraft cartons arrive flat-packed to reduce warehouse storage footprint and shipping costs. Bundle of 15 units–the industrial standard for mid-size shipments.
Boxes - Corrugated

12x12x18 ECT-48 Double Wall Shipping Boxes - Heavy-Duty Protection, Bundle of 15

PN: HD121218DW

12 x 12 x 18 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$83.49 / 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.