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 Save on labor and freight with these ECT-32-B one-piece mailers that fold flat and assemble in seconds–no tape, glue, or staples required. The 6x3 5/8x2 white corrugated design delivers double-wall crush resistance on front and sides, protecting lightweight items while reducing dimensional weight charges. Bulk 50-pack pricing makes this the efficient choice for high-volume fulfillment operations.
Boxes - Mailers

6x3.625x2 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: MLRBC

6 x 3 5/8 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$28.10 / BUNDLE
IN STOCK Ship small fragile items with confidence using these ECT-32-B white corrugated mailers. The one-piece fold-and-tuck design creates double-wall protection on front and sides–no tape, glue, or staples required. Bundle of 50 reduces per-unit cost and cuts your shipping overhead.
Boxes - Mailers

6x3x3 ECT-32 White Corrugated Mailers - Crush Resistant, 50/Bundle

PN: M633

6 x 3 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$21.96 / BUNDLE
IN STOCK Protect small items with zero assembly hassle. These ECT-32-B white corrugated mailers fold in seconds with no tape, glue, or staples–double-wall crush resistance on front and sides. 6x3x2 dimensions, sold as a 50-count bundle for warehouse-efficient shipping.
Boxes - Mailers

6x3x2 ECT-32-B White Corrugated Mailers - Crush Resistant, 50 Count

PN: M632

6 x 3 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$17.52 / BUNDLE
IN STOCK Premium ECT-32-B white corrugated mailers sized 6
Boxes - Mailers

6x2.5x2.38" ECT-32 White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: MRX3L

6 x 2.5 x 2 3/8 in ECT-32-B Corrugated 50 PER BUNDLE
$19.75 / BUNDLE
IN STOCK Ship small items with confidence using these ECT-32-B white corrugated mailers. One-piece fold-and-tuck design delivers double-wall crush resistance on front and sides–no tape, glue, or staples required. Bundle of 50 reduces per-unit costs and streamlines your fulfillment operation.
Boxes - Mailers

6x2.5x1.75 ECT-32 White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: MRX2L

6 x 2.5 x 1 3/4 in ECT-32-B Corrugated 50 PER BUNDLE
$24.59 / BUNDLE
IN STOCK Ship lightweight items safely with these ECT-32-B white corrugated mailers in 6x2.5x1 dimensions. One-piece fold-and-tuck design creates double-wall protection on front and sides–no tape, glue, or staples required. Sold as a bundle of 50 units for maximum freight efficiency.
Boxes - Mailers

6x2.5x1 ECT-32 White Corrugated Mailers - One-Piece Fold Design, Bundle of 50

PN: MRX1L

6 x 2.5 x 1 in ECT-32-B Corrugated 50 PER BUNDLE
$20.12 / BUNDLE
IN STOCK Ship small items fast with zero assembly. These ECT-32-B white corrugated mailers feature crush-resistant double-wall construction on front and sides, fold flat for storage, and require no tape, glue, or staples. Bundle of 50 mailers ready to ship.
Boxes - Mailers

6x2x2 ECT-32-B White Corrugated Mailers - Crush Resistant, 50-Pack

PN: M622

6 x 2 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$16.54 / BUNDLE
IN STOCK Ship small items safely with Packrift's 5.5x3.5x3.5 white corrugated mailers. ECT-32-B construction delivers crush resistance on front and sides with one-piece folding design–no tape, glue, or staples required. Bundle of 50 reduces per-unit cost and freight weight for efficient fulfillment operations.
Boxes - Mailers

5.5x3.5x3.5 ECT-32 White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: MSOL

5 1/2 x 3.5 x 3 1/2 in ECT-32-B Corrugated 50 PER BUNDLE
$32.66 / BUNDLE
IN STOCK Ship with confidence using these ECT-32-B white corrugated mailers engineered for crush resistance and maximum protection. One-piece fold design requires no tape, glue, or staples–assemble in seconds and reduce labor costs. Perfect for warehouse managers and fulfillment directors shipping small items at scale.
Boxes - Mailers

5x5x5 ECT-32-B White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: M555

5 x 5 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$43.29 / BUNDLE
IN STOCK Ship small items with confidence using these ECT-32-B crush-resistant corrugated mailers. The one-piece fold-and-tuck design assembles in seconds without tape, glue, or staples, delivering double-wall protection on front and sides. Each bundle of 50 mailers reduces labor time and cuts postage costs on lightweight shipments.
Boxes - Mailers

5x5x4 ECT-32-B White Corrugated Mailers - Crush Resistant, 50/Bundle

PN: M554

5 x 5 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$39.50 / BUNDLE
IN STOCK Lightweight yet crush-resistant 5x5x3 white corrugated mailers engineered for small package fulfillment. ECT-32-B construction delivers double-wall protection on all shipping sides without tape, glue, or staples. Sold in 50-unit bundles for maximum freight efficiency.
Boxes - Mailers

5x5x3 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M553

5 x 5 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$30.25 / BUNDLE
IN STOCK Ship small items with confidence using these ECT-32-B white corrugated mailers. Each 5x5x2 one-piece mailer folds in seconds with no tape, glue, or staples required–double-wall crush protection on front and sides keeps contents safe while reducing dimensional weight charges. Order by the bundle of 50 and optimize your fulfillment costs today.
Boxes - Mailers

5x5x2 White Corrugated Mailers ECT-32-B - Crush Resistant, Bundle of 50

PN: M552

5 x 5 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$48.61 / BUNDLE
IN STOCK Save on labor and shipping costs with these one-piece fold-and-tuck white corrugated mailers. ECT-32-B construction delivers crush-resistant protection with double-wall coverage on front and sides–no tape, glue, or staples required. Ships in bundles of 50.
Boxes - Mailers

5x5x1 ECT-32 White Corrugated Mailers - Crush Resistant, 50/Bundle

PN: M551

5 x 5 x 1 in ECT-32-B Corrugated 50 PER BUNDLE
$45.57 / BUNDLE
IN STOCK Ship small items safely with these ECT-32-B white corrugated mailers. One-piece fold-and-tuck design requires no tape, glue, or staples–assembly takes seconds. Crush-resistant double walls on front and sides deliver reliable protection while keeping postage costs low. Sold in bundles of 50.
Boxes - Mailers

5x4x4 ECT-32-B White Corrugated Mailers - Crush Resistant One-Piece Design, Bundle of 50

PN: M544

5 x 4 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$35.21 / BUNDLE
IN STOCK Ship small items with confidence using these ECT-32-B white corrugated mailers. The one-piece fold-and-tuck design delivers double-wall protection on front and sides–no tape, glue, or staples required. Bundle of 50 units optimizes your fulfillment workflow and reduces per-unit shipping costs.
Boxes - Mailers

5x4x3 ECT-32-B White Corrugated Mailers - Crush Resistant, 50-Pack

PN: M543

5 x 4 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$30.97 / BUNDLE
IN STOCK Lightweight ECT-32-B white corrugated mailers in 5x4x2 dimensions engineered for small package fulfillment with zero tape requirements. One-piece fold-and-tuck design delivers double-wall crush resistance on front and sides. 50-pack bundle reduces per-unit costs and shipping overhead for high-volume operations.
Boxes - Mailers

5x4x2 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M542

5 x 4 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$25.26 / 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.