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 Standard-strength 7x4x4 corrugated shipping cartons built from ECT-32 kraft material for consistent warehouse performance. Each 25-pack bundle delivers reliable stacking capacity and proven freight efficiency for high-volume fulfillment operations. Recyclable kraft construction keeps costs predictable and sustainable.
Boxes - Corrugated

7x4x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 744

7 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$11.80 / BUNDLE
IN STOCK Packrift's 5x5x6 corrugated boxes deliver proven ECT-32 strength for efficient small-item shipping. Each 25-pack bundle features kraft single-wall construction rated for reliable stacking and freight performance. Perfect for e-commerce fulfillment, retail packaging, and warehouse storage at volume savings.
Boxes - Corrugated

5x5x6 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 556

5 x 5 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$19.71 / BUNDLE
IN STOCK Engineered ECT-44 single-wall corrugated hazmat shipping boxes designed for 1-quart paint cans. Pre-printed with CFR 49 178.601B compliance markings and directional arrows. Ship flat to maximize freight efficiency and cut storage overhead by 40%–25 boxes per bundle.
Boxes - Corrugated

5 1/8x5 1/8x6 3/16" ECT-44 Hazmat Paint Can Boxes - 25 Count

PN: HAZ1041

5 1/8 x 5 1/8 x 6 3/16 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$136.89 / BUNDLE
IN STOCK Ship narrow and elongated items efficiently with these 8
Boxes - Corrugated

8x4x4 ECT-32 Kraft Corrugated Long Boxes - Easy Pack Design, 25 Bundle

PN: 844

8 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$11.74 / BUNDLE
IN STOCK Reliable 7x5x5 corrugated shipping cartons with ECT-32 single wall kraft construction for standard-duty applications. Sold in bundles of 25 to maximize your shipping efficiency and reduce per-unit costs. Fully recyclable kraft material meets eco-conscious warehouse standards.
Boxes - Corrugated

7x5x5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 755

7 x 5 x 5 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$10.86 / BUNDLE
IN STOCK Durable 7x5x4 corrugated shipping boxes built from ECT-32 kraft material for reliable protection at standard strength ratings. Sold as a bundle of 25 units, these kraft cartons offer proven stacking performance and freight efficiency for high-volume warehouse operations. Fully recyclable and ready to ship.
Boxes - Corrugated

7x5x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 754

7 x 5 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$11.00 / BUNDLE
IN STOCK Industrial-grade 7 x 5 x 3 inch corrugated boxes built from ECT-32 kraft material for dependable shipping and storage performance. This 25-box bundle delivers the strength and crush resistance your warehouse needs at volume pricing. Recyclable and stackable for efficient fulfillment operations.
Boxes - Corrugated

7x5x3 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 753

7 x 5 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$14.51 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes sized 6
Boxes - Corrugated

6x6x5 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 665

6 x 6 x 5 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$12.18 / BUNDLE
IN STOCK Reduce your carton SKU count with these pre-scored 6x6x4 multi-depth corrugated boxes. Fold to your exact height without a carton sizer–perfect fit every time. ECT-32 kraft construction means strong protection at the lowest landed cost per shipment.
Boxes - Corrugated

6x6x4 Multi-Depth Corrugated Boxes ECT-32 Kraft - Adjustable, 25-Pack

PN: MD664

6 x 6 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$12.22 / BUNDLE
IN STOCK ECT-32 single wall corrugated boxes in 6
Boxes - Corrugated

6x6x4 Shipping Boxes — ECT-32 Kraft Corrugated, 25-Pack

PN: 664

6 x 6 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$10.90 / BUNDLE
IN STOCK Dependable ECT-32 kraft corrugated boxes sized 6
Boxes - Corrugated

6x6x3 ECT-32 Kraft Corrugated Boxes - 25-Box Bundle

PN: 663

6 x 6 x 3 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$11.58 / BUNDLE
IN STOCK Engineered for high-performance warehouse operations: these ECT-44 single wall kraft corrugated boxes deliver 40% greater stacking strength than standard shipping containers. At 6
Boxes - Corrugated

6x6x6 ECT-44 Heavy-Duty Kraft Corrugated Boxes - 40% Stronger, Bundle of 25

PN: HD666

6 x 6 x 6 in ECT-44 Single Wall Corrugated 25 PER BUNDLE
$18.87 / BUNDLE
IN STOCK Professional-grade 6x6x6
Boxes - Corrugated

6x6x6 ECT-32 White Corrugated Boxes - Professional Branding, Bundle of 25

PN: 666W

6 x 6 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$16.20 / BUNDLE
IN STOCK Adjust box height on-demand with our 6x6x6 multi-depth corrugated boxes–no carton sizer required. Scored at multiple depths to fold from 2
Boxes - Corrugated

6x6x6 Multi-Depth Kraft Corrugated Boxes ECT-32 - 25 Pack

PN: MD666

6 x 6 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$16.04 / BUNDLE
IN STOCK Premium ECT-32 kraft corrugated cube boxes sized 6
Boxes - Corrugated

6x6x6 ECT-32 Kraft Corrugated Cube Box - Ideal for Round Items, Bundle of 25

PN: 666

6 x 6 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$12.81 / BUNDLE
IN STOCK ECT-32 white corrugated boxes sized 6x6x4 deliver industry-standard strength with pristine label appeal. Each 25-pack features single-wall construction rated for reliable stacking and freight efficiency. The white finish makes printed labels and shipping instructions stand out clearly during fulfillment and transit.
Boxes - Corrugated

6x6x4 White Corrugated Boxes ECT-32 Single Wall - 25 Pack

PN: 664W

6 x 6 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$15.54 / 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.