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 18
Boxes - Corrugated

18x16x16 Shipping Boxes - ECT-32 Kraft Corrugated, 20-Pack

PN: 181616

18 x 16 x 16 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$59.80 / BUNDLE
IN STOCK Industrial-grade 18x16x14 double wall corrugated boxes with ECT-48 strength rating–built for demanding fulfillment and warehouse operations. Kraft construction maximizes durability while flat-ship design cuts storage footprint by up to 80%. Bundle of 15 boxes ready for immediate deployment.
Boxes - Corrugated

18x16x14 ECT-48 Double Wall Boxes - Heavy Duty Kraft Corrugated, 15-Pack

PN: HD181614DW

18 x 16 x 14 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$115.49 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes measuring 18
Boxes - Corrugated

18x16x8 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 18168

18 x 16 x 8 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$62.98 / BUNDLE
IN STOCK These 18
Boxes - Corrugated

18x16x6 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 18166

18 x 16 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$52.39 / BUNDLE
IN STOCK Scored multi-depth corrugated boxes that fold to three different heights–no carton sizer needed. Engineered with ECT-32 kraft single-wall construction for strength and cost efficiency. Consolidate inventory, right-size every shipment, and lower parcel service fees with one versatile box.
Boxes - Corrugated

17x17x17 Shipping Boxes - Multi-Depth ECT-32 Kraft Corrugated, 25-Pack

PN: MD171717

17 x 17 x 17 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$77.13 / BUNDLE
IN STOCK Versatile 17x17x17 cube boxes manufactured from durable ECT-32 single-wall kraft corrugated material. Engineered to handle round, cylindrical, and irregularly shaped products with excellent stacking performance. Sold as convenient 25-box bundles to maximize your packaging efficiency and reduce freight costs.
Boxes - Corrugated

17x17x17 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 171717

17 x 17 x 17 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$79.89 / BUNDLE
IN STOCK ECT-32 kraft corrugated shipping boxes sized 17
Boxes - Corrugated

17x17x10 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 171710

17 x 17 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$63.71 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes in 17x17x9
Boxes - Corrugated

17x17x9" ECT-32 Kraft Corrugated Boxes - Bundle of 25

PN: 17179

17 x 17 x 9 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$96.00 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 16
Boxes - Corrugated

16x16x18 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 161618

16 x 16 x 18 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$74.69 / BUNDLE
IN STOCK Professional-grade 16x16x16 triple wall corrugated boxes rated ECT-90 for maximum stacking strength and freight efficiency. These heavy-duty kraft cartons collapse flat for compact warehouse storage and ship in bundles of 5. Trusted by fulfillment centers nationwide for demanding applications.
Boxes - Corrugated

16x16x16 Triple Wall Corrugated Boxes ECT-90 - Heavy-Duty Shipping, Bundle of 5

PN: HD161616TW

16 x 16 x 16 in TW/ECT-90 Corrugated 5 PER BUNDLE
$189.34 / BUNDLE
IN STOCK Dependable 14x14x20 corrugated boxes engineered for mid-weight industrial shipping. ECT-32 kraft construction delivers consistent stacking strength and freight efficiency. Recyclable corrugated cartons sold in convenient 20-box bundles–reduce per-unit costs with volume purchasing.
Boxes - Corrugated

14x14x20 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 141420

14 x 14 x 20 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$52.59 / BUNDLE
IN STOCK 10x10x24 ECT-32 Kraft Corrugated Boxes - Bundle of 25
Boxes - Corrugated

10x10x24 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 101024

10 x 10 x 24 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$47.61 / BUNDLE
IN STOCK Heavy-duty 4x4x30 tall corrugated boxes made from ECT-32 kraft for secure shipping of long items like fishing rods, shelving, and trophies. End-loading design enables quick packing and sealing. Sold flat in bundles of 25 to maximize warehouse efficiency and reduce freight costs.
Boxes - Corrugated

4x4x30 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 4430

4 x 4 x 30 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.72 / BUNDLE
IN STOCK ECT-32 kraft corrugated side loading boxes in 28x5x24
Boxes - Corrugated

28x5x24 Kraft ECT-32 Side Loading Boxes - Bundle of 10

PN: 28524FOL

28 x 5 x 24 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$46.96 / BUNDLE
IN STOCK Heavy-duty ECT-48 double wall corrugated boxes designed for warehouse managers and fulfillment directors who need maximum protection and stacking performance. These 20
Boxes - Corrugated

20x14x10 Double Wall Corrugated Boxes ECT-48 Kraft - Bundle of 15

PN: HD201410DW

20 x 14 x 10 in D.W./ECT-48 Corrugated 15 PER BUNDLE
$84.84 / BUNDLE
IN STOCK Industrial-grade ECT-48 double wall corrugated boxes designed for maximum protection and stacking strength. These 17x17x17
Boxes - Corrugated

17x17x17" ECT-48 Double Wall Corrugated Boxes - Heavy Duty, Bundle of 10

PN: HD171717DW

17 x 17 x 17 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$88.57 / 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.