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 Ship tall items efficiently with these 20x20x36
Boxes - Corrugated

20x20x36" Kraft Corrugated Boxes ECT-32 - Bundle of 10

PN: 202036

20 x 20 x 36 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$71.98 / BUNDLE
IN STOCK Adjustable telescoping outer boxes designed for tall and irregularly shaped items. 16.5x16.5x40
Boxes - Corrugated

16.5x16.5x40" Telescoping Outer Boxes ECT-32 Kraft - Tall Item Shipping, Bundle of 10

PN: T161640OUTER

16 1/2 x 16 1/2 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$74.28 / BUNDLE
IN STOCK Adjustable two-piece telescoping outer boxes designed for tall, irregularly shaped items up to 48
Boxes - Corrugated

8.5x8.5x48" Telescoping Outer Kraft Boxes ECT-32 - Adjustable, Bundle of 20

PN: T8848OUTER

8 1/2 x 8 1/2 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$75.35 / BUNDLE
IN STOCK Specialized 36x21x20 corrugated wardrobe boxes designed to ship or store garments while still hanging on their bars–eliminating costly folding labor and damage. ECT-32 single-wall kraft construction delivers durability for retail logistics and relocation. Sold in convenient bundles of 5 with orientation arrows and delivery panels pre-printed.
Boxes - Corrugated

36x21x20 ECT-32 Kraft Wardrobe Boxes - Hanger-Ready Storage, Bundle of 5

PN: 362120

36 x 21 x 20 in ECT-32 Single Wall Corrugated 5 PER BUNDLE
$36.91 / BUNDLE
IN STOCK Engineered for height-critical shipments: ECT-48 double wall telescoping outer cartons with adjustable two-piece design fit tall and irregular products precisely. FOL reinforced bottom delivers superior stacking strength. Bundle of 15 kraft corrugated boxes ready to pair with matching inner cartons.
Boxes - Corrugated

8.75x8.75x48" ECT-48 Double Wall Telescoping Outer Boxes - 15/Bundle

PN: T8848OUTERDW

8 3/4 x 8 3/4 x 48 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$154.04 / BUNDLE
IN STOCK Ship or store garments directly on hangers with zero rehandling. These 36
Boxes - Corrugated

36x21x10 ECT-32 Kraft Wardrobe Box - Hanger-Ready Shipping, 10-Pack

PN: 362110

36 x 21 x 10 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$84.67 / BUNDLE
IN STOCK Consolidate multiple shipments with these 36x22x22 double wall corrugated boxes engineered for heavy loads. ECT-51 kraft construction delivers superior stacking strength and compression resistance for bulky, irregularly shaped items. Sold as a bundle of 5 cartons.
Boxes - Corrugated

36x22x22 Double Wall ECT-51 Corrugated Boxes - Heavy-Duty Shipping, Bundle of 5

PN: AF362222

36 x 22 x 22 in ECT-51 Double Wall Corrugated 5 PER BUNDLE
$70.66 / BUNDLE
IN STOCK Industrial-grade ECT-44 single wall corrugated side loading boxes sized 18
Boxes - Corrugated

18x6x45 ECT-44 Kraft Side Loading Boxes - Bundle of 5

PN: HD18645FOL

18 x 6 x 45 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$61.34 / BUNDLE
IN STOCK ECT-32 single wall kraft corrugated boxes sized 9x9x48
Boxes - Corrugated

9x9x48 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 9948

9 x 9 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$104.50 / BUNDLE
IN STOCK Maximize your warehouse efficiency with this 58x41x45
Boxes - Corrugated

58x41x45" ECT-51 Double Wall Corrugated Box - Heavy-Duty Shipping Carton

PN: AF584145

58 x 41 x 45 in ECT-51 Double Wall Corrugated 1 PER BUNDLE
$122.76 / BUNDLE
IN STOCK ECT-32 kraft corrugated long boxes designed for efficient packing of elongated items like wine bottles, umbrellas, and carpet rolls. The 48
Boxes - Corrugated

48x10x10 ECT-32 Kraft Corrugated Boxes - Easy-Pack Long Format, 20-Bundle

PN: 481010

48 x 10 x 10 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$104.61 / BUNDLE
IN STOCK 40x18x8
Boxes - Corrugated

40x18x8" ECT-32 Kraft Corrugated Boxes - Bundle of 10

PN: 40188

40 x 18 x 8 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$45.84 / BUNDLE
IN STOCK Adjustable two-piece telescoping inner boxes designed for tall and irregularly shaped items. 18
Boxes - Corrugated

18x18x40" Telescoping Inner Box ECT-32 Kraft - Adjustable Height, Bundle of 10

PN: T181840INNER

18 x 18 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$139.94 / BUNDLE
IN STOCK 10x10x48 ECT-32 Kraft Telescoping Inner Box - Adjustable Tall Carton, 20-Pack
Boxes - Corrugated

10x10x48 ECT-32 Kraft Telescoping Inner Box - Adjustable Tall Carton, 20-Pack

PN: T101048INNER

10 x 10 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$83.85 / BUNDLE
IN STOCK Industrial-grade 30x30x25 corrugated shipping boxes with ECT-32 single-wall kraft construction deliver reliable stacking strength for high-volume fulfillment operations. Each bundle includes 5 boxes–optimize your freight efficiency and reduce per-unit packaging costs. Fully recyclable kraft material meets sustainability standards.
Boxes - Corrugated

30x30x25 Shipping Boxes — ECT-32 Kraft Corrugated, 5-Pack

PN: 303025

30 x 30 x 25 in ECT-32 Single Wall Corrugated 5 PER BUNDLE
$47.55 / BUNDLE
IN STOCK 10x10x48 ECT-32 Kraft Corrugated Boxes - Bundle of 20
Boxes - Corrugated

10x10x48 Shipping Boxes — ECT-32 Kraft Corrugated, 20-Pack

PN: 101048

10 x 10 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$74.49 / 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.