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 Premium ECT-48 double wall corrugated boxes engineered for heavy-duty industrial shipping and storage. This 30x20x20 cardboard box delivers maximum crush resistance, superior stacking performance, and reliable protection for high-value freight. Ships flat in bundles of 10 to maximize warehouse space and reduce inbound shipping costs.
Boxes - Corrugated

30x20x20 ECT-48 Double Wall Corrugated Boxes - Heavy-Duty Shipping, Bundle of 10

PN: HD302020DW

30 x 20 x 20 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$103.26 / BUNDLE
IN STOCK ECT-44 heavy-duty multi-depth corrugated boxes (30x20x20
Boxes - Corrugated

30x20x20 ECT-44 Heavy-Duty Multi-Depth Corrugated Boxes - Bundle of 10

PN: MDHD302020

30 x 20 x 20 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$76.61 / BUNDLE
IN STOCK ECT-32 single-wall kraft corrugated boxes sized 30x20x10–the reliable choice for mid-weight product shipping and warehouse storage. Sold as a bundle of 15, these cardboard shipping boxes deliver cost-effective strength without sacrificing durability. Fully recyclable and built for high-volume fulfillment operations.
Boxes - Corrugated

30x20x10 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 302010

30 x 20 x 10 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$64.19 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes in 30
Boxes - Corrugated

30x20x6 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 30206

30 x 20 x 6 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$53.21 / BUNDLE
IN STOCK Standard-strength ECT-32 kraft corrugated shipping boxes in 25x25x20
Boxes - Corrugated

25x25x20 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 252520

25 x 25 x 20 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$65.28 / BUNDLE
IN STOCK Heavy-duty 25x25x12 corrugated shipping boxes with ECT-32 kraft construction deliver trusted strength for mid-size industrial shipments. This 15-box bundle maximizes your freight efficiency while maintaining superior stacking performance. Fully recyclable and built to protect your products in transit.
Boxes - Corrugated

25x25x12 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 252512

25 x 25 x 12 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$104.19 / BUNDLE
IN STOCK Industrial-grade 24x24x24 triple wall corrugated boxes engineered for heavy loads and long-distance shipments. ECT-90 kraft construction delivers over ½
Boxes - Corrugated

24x24x24 ECT-90 Triple Wall Corrugated Boxes - Heavy-Duty Shipping, Bundle of 5

PN: HD242424TW

24 x 24 x 24 in ECT-90 Triple Wall Corrugated 5 PER BUNDLE
$159.86 / BUNDLE
IN STOCK ECT-44 single wall kraft corrugated boxes sized 44
Boxes - Corrugated

44x6x35 ECT-44 Kraft Side Loading Boxes - Bundle of 10

PN: HD44635FOL

44 x 6 x 35 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$147.75 / BUNDLE
IN STOCK Ship long, narrow items efficiently with 36x14x14 ECT-32 kraft corrugated boxes featuring extended side openings for rapid packing. Bundle of 15 units arrives flat, maximizing freight savings and warehouse space. Ideal for wine bottles, umbrellas, carpet rolls, and similar elongated products.
Boxes - Corrugated

36x14x14 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 361414

36 x 14 x 14 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$88.09 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes sized 30
Boxes - Corrugated

30x20x20 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 302020

30 x 20 x 20 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$56.52 / BUNDLE
IN STOCK Proven ECT-32 single-wall corrugated construction delivers reliable stacking strength and burst resistance for high-volume fulfillment operations. This 30x20x18 kraft box bundle of 15 ships flat to maximize warehouse storage and minimize freight spend. The industry-standard choice for warehouse managers prioritizing durability and efficiency.
Boxes - Corrugated

30x20x18 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 302018

30 x 20 x 18 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$125.10 / BUNDLE
IN STOCK ECT-32 single-wall kraft corrugated boxes sized 30×20×12
Boxes - Corrugated

30x20x12" ECT-32 Kraft Corrugated Boxes Durable Shipping, 15-Pack Bundle

PN: 302012

30 x 20 x 12 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$70.67 / BUNDLE
IN STOCK ECT-32 single wall corrugated cartons sized 30
Boxes - Corrugated

30x20x8 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 30208

30 x 20 x 8 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$84.61 / BUNDLE
IN STOCK Ship round and odd-shaped products with confidence using our 25x25x25
Boxes - Corrugated

25x25x25" ECT-32 Kraft Corrugated Cube Boxes - Bundle of 10

PN: 252525

25 x 25 x 25 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$77.31 / BUNDLE
IN STOCK Ship tall items efficiently with these 14x14x36 corrugated boxes made from ECT-32 kraft material. End-loading design speeds packing and sealing. Sold as a bundle of 15 boxes, flat-shipped to maximize freight efficiency and reduce your per-unit packaging cost.
Boxes - Corrugated

14x14x36 Shipping Boxes — ECT-32 Kraft Corrugated, 15-Pack

PN: 141436

14 x 14 x 36 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$62.10 / BUNDLE
IN STOCK ECT-32 single wall corrugated side loading boxes designed for vertical packing efficiency and maximum stackability. 14
Boxes - Corrugated

14x4x42 ECT-32 Side Loading Boxes - Full Overlap FOL, Bundle of 15

PN: 14442FOL

14 x 4 x 42 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$90.08 / 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.