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 single wall kraft corrugated boxes in 12
Boxes - Corrugated

12x12x11 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 121211

12 x 12 x 11 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$38.68 / BUNDLE
IN STOCK ECT-48 heavy-duty double wall corrugated boxes engineered for maximum stacking strength and freight protection. These 12
Boxes - Corrugated

12x12x10 ECT-48 Double Wall Corrugated Boxes - Bundle of 15

PN: HD121210DW

12 x 12 x 10 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$37.37 / BUNDLE
IN STOCK Eliminate carton sizers and inventory bloat with these 12x12x10 multi-depth kraft corrugated boxes. Scored sidewalls fold to five different heights, so one SKU replaces multiple boxes. Built tough with ECT-32 single-wall construction for reliable stacking and freight performance.
Boxes - Corrugated

12x12x10 Multi-Depth Kraft Corrugated Boxes ECT-32 - Bundle of 25

PN: MD121210

12 x 12 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$45.83 / BUNDLE
IN STOCK ECT-32 single-wall corrugated boxes sized 12
Boxes - Corrugated

12x12x10 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 121210

12 x 12 x 10 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$32.96 / BUNDLE
IN STOCK Industrial-grade 12
Boxes - Corrugated

12x12x8 ECT-48 Double Wall Corrugated Boxes - Heavy Duty, Bundle of 15

PN: HD12128DW

12 x 12 x 8 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$34.80 / BUNDLE
IN STOCK Industrial-grade 12x12x8 heavy-duty corrugated boxes engineered for demanding warehouse operations. Built with ECT-44 single-wall kraft construction–40% stronger than standard shipping containers–for superior stacking performance and product protection. Sold flat in convenient bundles of 25 to maximize storage and freight efficiency.
Boxes - Corrugated

12x12x8 Heavy-Duty ECT-44 Kraft Corrugated Boxes - 25/Bundle

PN: HD12128

12 x 12 x 8 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$70.63 / BUNDLE
IN STOCK Reduce carton SKUs and shipping costs with our 12x12x8 multi-depth corrugated boxes. Score lines allow easy height adjustment from 4
Boxes - Corrugated

12x12x8 Multi-Depth Corrugated Boxes, ECT-32 Kraft - 25 Pack

PN: MD12128

12 x 12 x 8 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$44.43 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes in 12x12x7 dimensions–engineered for reliable mid-weight product protection. Sold as a bundle of 25 units. Maximize your warehouse efficiency with recyclable, stackable cardboard shipping containers built for performance.
Boxes - Corrugated

12x12x7 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 12127

12 x 12 x 7 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$30.85 / BUNDLE
IN STOCK ECT-48 double wall kraft corrugated boxes deliver maximum protection for mid-size shipments. 12
Boxes - Corrugated

12x12x6 ECT-48 Double Wall Kraft Boxes - Heavy Duty Shipping, Bundle of 15

PN: HD12126DW

12 x 12 x 6 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$31.02 / BUNDLE
IN STOCK Heavy-duty ECT-44 kraft corrugated boxes built 40% stronger than standard single wall cartons for superior stacking performance and freight protection. 12
Boxes - Corrugated

12x12x6 Heavy-Duty ECT-44 Kraft Corrugated Boxes - 25 Bundle

PN: HD12126

12 x 12 x 6 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$39.89 / BUNDLE
IN STOCK Professional-grade 12x12x6 white corrugated boxes with ECT-32 single-wall construction deliver reliable protection and clean appearance for labeled shipments. Same strength as kraft cartons with crisp white background that makes labels and shipping instructions pop. Sold as convenient bundle of 25.
Boxes - Corrugated

12x12x6 White Corrugated Boxes ECT-32 Single Wall - 25 Bundle

PN: 12126W

12 x 12 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$39.42 / BUNDLE
IN STOCK Streamline your fulfillment operation with scored multi-depth corrugated boxes that fold to four different heights–eliminating the need for multiple SKUs. These ECT-32 kraft boxes deliver superior stacking performance and reduce parcel shipping costs by right-sizing every shipment. Bundle of 25 ready to ship.
Boxes - Corrugated

12x12x4 Multi-Depth Kraft Corrugated Boxes ECT-32 (Bundle 25)

PN: MD12124

12 x 12 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$32.39 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes in 12x12x3 dimensions deliver the ideal shallow-depth shipping solution for lightweight products like apparel, books, and artwork. Ships flat in 25-pack bundles to minimize storage footprint and reduce freight costs. Strong single-wall construction ensures reliable protection at scale.
Boxes - Corrugated

12x12x3 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 12123

12 x 12 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$26.30 / BUNDLE
IN STOCK Maximize efficiency with 12x12x2 ECT-32 kraft corrugated boxes–ideal for shallow products like apparel, books, and artwork. Bundle of 25 ships flat to cut storage footprint and reduce freight expense. ECT-32 single-wall construction delivers reliable protection at competitive cost.
Boxes - Corrugated

12x12x2 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 12122

12 x 12 x 2 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$45.77 / BUNDLE
IN STOCK Industry-standard ECT-32 kraft corrugated shipping cartons in 11x11x13
Boxes - Corrugated

11x11x13 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 111113

11 x 11 x 13 in ECT-32 Corrugated 25 PER BUNDLE
$60.46 / BUNDLE
IN STOCK 10x10x14
Boxes - Corrugated

10x10x14 Shipping Boxes - ECT-32 Kraft Corrugated, 25-Pack

PN: 101014

10 x 10 x 14 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$36.27 / 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.