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 15x12x10
Boxes - Corrugated

15x12x10" ECT-32 Kraft Corrugated Boxes - File Storage & Shipping, 25-Count Bundle

PN: 151210

15 x 12 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$40.22 / BUNDLE
IN STOCK ECT-32 single-wall kraft corrugated boxes in 15
Boxes - Corrugated

15x12x8 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 15128

15 x 12 x 8 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$38.21 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes in 15x12x5
Boxes - Corrugated

15x12x5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 15125

15 x 12 x 5 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$52.81 / BUNDLE
IN STOCK ECT-32 kraft corrugated cartons sized 15
Boxes - Corrugated

15x12x3 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 15123

15 x 12 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$41.54 / BUNDLE
IN STOCK Industrial-grade ECT-32 kraft corrugated shipping boxes in 13½
Boxes - Corrugated

13.5x13.5x7.5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 13137

13 1/2 x 13 1/2 x 7 1/2 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.85 / BUNDLE
IN STOCK Heavy-duty ECT-48 double wall corrugated boxes deliver maximum protection for mid-weight shipments and storage. Each 13x13x13 kraft carton offers superior stacking strength and crush resistance. Bundle of 15 ships flat to maximize your warehouse efficiency and minimize storage footprint.
Boxes - Corrugated

13x13x13 ECT-48 Double Wall Corrugated Boxes - Heavy Duty, Bundle of 15

PN: HD1313DW

13 x 13 x 13 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$47.07 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 18
Boxes - Corrugated

18x9x9" ECT-32 Kraft Corrugated Boxes - Easy Pack Long Format, 25-Bundle

PN: 1899

18 x 9 x 9 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$34.50 / BUNDLE
IN STOCK Industrial-grade ECT-48 double wall corrugated boxes engineered for maximum stacking performance and freight efficiency. 15x12x12
Boxes - Corrugated

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

PN: HD151212DW

15 x 12 x 12 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$67.58 / BUNDLE
IN STOCK Heavy-duty ECT-48 kraft double wall corrugated boxes engineered for maximum protection and stacking performance. 15x12x10 dimensions ideal for mid-weight industrial shipments. Sold as a bundle of 15 cartons that ship flat to reduce warehouse footprint and freight costs.
Boxes - Corrugated

15x12x10 Double Wall Corrugated Boxes ECT-48 Kraft - Bundle of 15

PN: HD151210DW

15 x 12 x 10 in D.W./ECT-48 Corrugated 15 PER BUNDLE
$70.25 / BUNDLE
IN STOCK Adjust box height on-the-fly with scored multi-depth sides–no carton sizer needed. These 15x12x10 ECT-32 kraft corrugated boxes fold to multiple depths, letting you eliminate SKUs and shrink parcel service fees. Bundle of 25 boxes.
Boxes - Corrugated

15x12x10 Multi-Depth Corrugated Boxes, ECT-32 Kraft - 25 Pack

PN: MD151210

15 x 12 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$83.63 / BUNDLE
IN STOCK Ship smarter with 15x12x4 ECT-32 kraft corrugated boxes designed for shallow products and lightweight shipments. This bundle of 25 flat boxes reduces your storage footprint while maintaining reliable stacking performance. Perfect for apparel, books, frames, and artwork–engineered to protect and economize.
Boxes - Corrugated

15x12x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 15124

15 x 12 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$30.87 / BUNDLE
IN STOCK Heavy-duty 12x12x15
Boxes - Corrugated

12x12x15" ECT-32 Kraft Corrugated Boxes - Durable Shipping, Bundle of 25

PN: 121215

12 x 12 x 15 in ECT-32 Corrugated 25 PER BUNDLE
$45.98 / BUNDLE
IN STOCK End-loading 9x9x18
Boxes - Corrugated

9x9x18 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 9918

9 x 9 x 18 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$34.57 / BUNDLE
IN STOCK 11.5x11.5x15.4 ECT-48 Double Wall Kraft Boxes - Shipping Cartons, Bundle of 25
Boxes - Corrugated

11 1/2" x 11 1/2" x 15.4" ECT-48 Kraft Shipping Boxes, 25-Pack

PN: KEG1

11 1/2 x 11 1/2 x 15 3/8 in ECT-48 Double Wall Corrugated 25 PER BUNDLE
$65.70 / BUNDLE
IN STOCK DOT-compliant hazmat shipping boxes designed for 1-gallon F-style paint cans. Each carton holds 4 cans with ECT-44 single-wall corrugated kraft construction. Pre-printed with mandatory warnings and directional arrows. Ships flat to maximize warehouse storage efficiency.
Boxes - Corrugated

16" x 11" x 12" ECT-44 Hazmat Shipping Boxes, 10-Pack

PN: HAZ1049

16 x 11 x 12 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$147.20 / BUNDLE
IN STOCK Ship long, narrow items efficiently with our 24x4x4 corrugated boxes. ECT-32 kraft construction delivers reliable strength, while the long-side opening design speeds packing and reduces labor costs. Sold in bundles of 25–flat-shipped to maximize your warehouse space and freight efficiency.
Boxes - Corrugated

24x4x4 ECT-32 Kraft Corrugated Long Boxes - Easy-Pack Design, 25-Count Bundle

PN: 2444

24 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$26.52 / 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.