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 One-piece, one-fold design with double-wall crush resistance on front and sides–no tape, glue, or staples required. ECT-32-B corrugated construction rated for repeated stacking and handling. Bundle of 50 white mailers sized 12
Boxes - Mailers

12x6x6 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1266

12 x 6 x 6 in ECT-32-B Corrugated 50 PER BUNDLE
$84.31 / BUNDLE
IN STOCK ECT-32-B white corrugated mailers deliver crush-resistant protection with zero assembly required–fold and ship in seconds. Engineered for small parcel logistics, these 12x6x4 one-piece mailers reduce material waste and freight costs while securing fragile items with double-wall front and side protection. Sold as a 50-bundle for volume efficiency.
Boxes - Mailers

12x6x4 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1264

12 x 6 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$58.11 / BUNDLE
IN STOCK ECT-32-B white corrugated mailers in 12x6x3
Boxes - Mailers

12x6x3 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1263

12 x 6 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$75.20 / BUNDLE
IN STOCK Ship small, lightweight items with confidence using these ECT-32-B white corrugated mailers. Pre-scored fold-and-tuck design delivers double-wall protection on front and sides without tape, glue, or staples. Bundle of 50 units ready to stock your fulfillment operation.
Boxes - Mailers

12x6x2 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1262

12 x 6 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$72.92 / BUNDLE
IN STOCK Professional-grade 12x5x5 white corrugated mailers built from ECT-32-B material for maximum crush resistance and freight efficiency. One-piece fold-and-tuck design eliminates tape, glue, and staples–ready to pack in seconds. Bundle of 50 mailers reduces per-unit cost and keeps your fulfillment operation lean.
Boxes - Mailers

12x5x5 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1255

12 x 5 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$80.51 / BUNDLE
IN STOCK Ship small items with confidence using these ECT-32-B white corrugated mailers. One-piece fold-and-tuck design assembles in seconds with double-wall crush resistance on front and sides–no tape, glue, or staples required. Bundle of 50 mailers per case.
Boxes - Mailers

12x5x4 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1254

12 x 5 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$74.44 / BUNDLE
IN STOCK Save 15-20% on shipping costs with lightweight ECT-32-B white corrugated mailers that require zero assembly. These crush-resistant 12x4x4 one-piece mailers fold in seconds and provide double-wall protection on front and sides–perfect for small parcels, samples, and lightweight fragile items.
Boxes - Mailers

12x4x4 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1244

12 x 4 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$45.71 / BUNDLE
IN STOCK Professional-grade 12x4x3 white corrugated mailers engineered with ECT-32-B material for superior crush resistance and stacking performance. One-piece fold-and-tuck design eliminates tape, glue, and labor–ready to ship in seconds. Sold as 50-count bundles for maximum volume savings.
Boxes - Mailers

12x4x3 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1243

12 x 4 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$61.52 / BUNDLE
IN STOCK ECT-32-B corrugated mailers sized 12
Boxes - Mailers

12x4x2 White ECT-32-B Corrugated Mailers - Crush Resistant, Bundle 50

PN: M1242

12 x 4 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$34.61 / BUNDLE
IN STOCK Ship lightweight items with confidence using these ECT-32-B white corrugated mailers in 12x3.5x3 dimensions. One-piece fold-and-tuck construction eliminates assembly time while crush-resistant double walls protect fragile contents. Bundle of 50 delivers maximum freight efficiency and volume savings for warehouse operations.
Boxes - Mailers

12x3.5x3 ECT-32 White Corrugated Mailers - Crush Resistant, 50-Pack

PN: MLR7

12 x 3.5 x 3 in ECT-32-B Corrugated 50 PER BUNDLE
$36.02 / BUNDLE
IN STOCK Engineered ECT-32-B white corrugated mailers with crush-resistant double-wall protection. These 12x2x2 one-piece fold-and-tuck mailers require no tape, glue, or staples–reducing prep time and material costs. Bundle of 50 ships ready to maximize your fulfillment efficiency.
Boxes - Mailers

12x2x2 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1222

12 x 2 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$34.94 / BUNDLE
IN STOCK Crush-resistant one-piece white corrugated mailers built from ECT-32-B material for maximum durability without added weight. Ships in bundles of 50 with zero assembly required–fold, tuck, and seal in seconds. Perfect for lightweight fragile items, electronics, and small package shipments.
Boxes - Mailers

11.5x3.5x3.5 ECT-32 White Corrugated Mailers - Crush Resistant, Bundle of 50

PN: MLRB

11 1/2 x 3.5 x 3 1/2 in ECT-32-B Corrugated 50 PER BUNDLE
$35.70 / BUNDLE
IN STOCK Save on postage and labor with these ECT-32-B white corrugated mailers in 11x8x4
Boxes - Mailers

11x8x4" ECT-32-B White Corrugated Mailers - Crush Resistant, 50/Bundle

PN: MLR1184

11 x 8 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$97.98 / BUNDLE
IN STOCK Engineered ECT-32-B white corrugated mailers designed for warehouse and fulfillment operations shipping small, lightweight items. One-piece fold-and-tuck construction requires no tape, glue, or staples–double walls crush resistant and ready to use in seconds. Bundle of 50 mailers optimizes freight efficiency and reduces per-unit packaging costs.
Boxes - Mailers

11x8x2 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1182R

11 x 8 x 2 in ECT-32-B Corrugated 50 PER BUNDLE
$94.19 / BUNDLE
IN STOCK Heavy-duty ECT-32-B white corrugated mailers in 11x5x5 dimensions engineered for reliable protection of small, lightweight shipments. One-piece fold-and-tuck design assembles in seconds with no tape, glue, or staples required. Bundle of 50 crush-resistant boxes reduces labor time and freight costs per unit.
Boxes - Mailers

11x5x5 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1155

11 x 5 x 5 in ECT-32-B Corrugated 50 PER BUNDLE
$78.23 / BUNDLE
IN STOCK Ship small items faster and cheaper with these ECT-32-B white corrugated mailers in 11x4x4
Boxes - Mailers

11x4x4 Corrugated Mailers - ECT-32 White Crush Resistant, 50-Pack

PN: M1144

11 x 4 x 4 in ECT-32-B Corrugated 50 PER BUNDLE
$63.80 / 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.