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 Protect photos, documents, and merchandise with rigid 7x9
Envelopes & Mailers

7x9" White Chipboard Tab Lock Stayflats Mailers - 100 Count Case

PN: RM10W

7 x 9 in .028 Chipboard 100 PER CASE
$40.82 / CASE
IN STOCK Heavy-duty 6 x 8
Envelopes & Mailers

6 x 8" White Chipboard Tab Lock Mailers - Puncture Resistant, Case of 100

PN: RM1W

6 x 8 in .028 Chipboard 100 PER CASE
$30.94 / CASE
IN STOCK Protect photos, documents, and media in professional white chipboard mailers that arrive damage-free. Our 6x6 Stayflats feature rigid .028 chipboard construction with secure tab lock closure and require no additional stiffeners. Buy by the case of 200 and reduce postage costs with lightweight yet durable fiberboard construction.
Envelopes & Mailers

6x6 White Chipboard Stayflats Mailers - Tab Lock, Case of 200

PN: RM9

6 x 6 in .028 Chipboard 200 PER CASE
$53.33 / CASE
IN STOCK Professional-grade white gusseted mailers designed for e-commerce brands shipping documents, photos, and flat items up to 1 inch thick. Features peel-and-seal closure with easy pull-tab tear strip, manufactured from .020 chipboard with no additional stiffeners needed. Sold 100 per case.
Envelopes & Mailers

9.5x12.5x1 White Chipboard Gusseted Mailers - Self-Seal, 100/Case

PN: RM2G

9 1/2 x 12.5 x 1 in .020 Chipboard 100 PER CASE
$75.53 / CASE
IN STOCK Protect sensitive shipments with professional-grade white gusseted mailers featuring self-seal convenience and puncture-resistant .020 chipboard. Expandable 1
Envelopes & Mailers

7.75x10x1" White Chipboard Gusseted Mailers - Self-Seal, Case of 100

PN: RM1G

7 3/4 x 10 x 1 in .020 Chipboard 100 PER CASE
$69.16 / CASE
IN STOCK Professional white self-seal stayflat mailers featuring .018 chipboard construction with pressure-sensitive closure and convenient tear strip. These lightweight, eco-friendly flat mailers from Packrift are ideal for e-commerce brands shipping documents, photographs, and promotional items. Case of 200 units.
Envelopes & Mailers

14x12 Chipboard White Self-Seal Stayflats Lite Mailers - 200/Case

PN: RMU1411W

14 x 12 in .018 Chipboard 200 PER CASE
$156.60 / CASE
IN STOCK Premium 11
Envelopes & Mailers

13.5x11 White Chipboard Self-Seal Mailers - 200 Case

PN: RMU1311W

13 1/2 x 11 in .018 Chipboard 200 PER CASE
$109.19 / CASE
IN STOCK Professional white self-seal stayflat mailers with pressure-sensitive closure and tear strip. Lightweight .018 chipboard construction holds 9.75
Envelopes & Mailers

9.75 x 12.25" White Chipboard Self-Seal Mailers - 200/Case

PN: RMU129W

9 3/4 x 12.25 in .018 Chipboard 200 PER CASE
$111.03 / CASE
IN STOCK Professional 9x11.5
Envelopes & Mailers

9x11.5" White Chipboard Self-Seal Mailers - Lightweight & Eco-Friendly, Case of 200

PN: RMU119W

9 x 11.5 in .018 Chipboard 200 PER CASE
$101.15 / CASE
IN STOCK Professional 7x9 white self-sealing chipboard mailers designed for e-commerce brands shipping documents, photographs, and promotional items. Featuring pressure-sensitive closure with tear strip for effortless opening, these lightweight mailers reduce shipping costs while maintaining product protection. 100% recycled and recyclable–200 mailers per case.
Envelopes & Mailers

7x9 White Chipboard Self-Seal Mailers - Lightweight Protection, 200/Case

PN: RMU97W

7 x 9 in .018 Chipboard 200 PER CASE
$84.77 / CASE
IN STOCK Professional 6
Envelopes & Mailers

6x9.5" White Chipboard Self-Seal Mailers - 200/Case

PN: RMU96W

6 x 9.5 in .018 Chipboard 200 PER CASE
$75.44 / CASE
IN STOCK Ship smart with these 6x8 white self-seal stayflat mailers–lightweight chipboard construction cuts shipping costs while maintaining professional presentation. Pressure-sensitive closure with tear strip ensures secure, tamper-evident sealing. Case of 200 mailers made from 100% recycled, recyclable material.
Envelopes & Mailers

6x8 Chipboard Self-Seal White Mailers - Lightweight & Eco-Friendly, Case of 200

PN: RMU86W

6 x 8 in .018 Chipboard 200 PER CASE
$63.97 / CASE
IN STOCK Protect your shipped products with these 14 1/4 x 20
Envelopes & Mailers

Padded Envelopes - 14.25x20, White, Self-Seal, 25-Pack

PN: B811WSS25PK

14 1/4 x 20 in Fiber Padding 25 PER CASE
$41.60 / CASE
IN STOCK Ship with confidence using our 19
Envelopes & Mailers

Padded Envelopes - 19x12.5, White, Self-Seal, 25-Pack

PN: B810WSS25PK

19 x 12.5 in Fiber Padding 25 PER CASE
$34.48 / CASE
IN STOCK Ship with confidence using these 10.5x16 white self-seal padded mailers–no extra cushioning required. Fiber padding absorbs impact while natural rubber adhesive seals securely, keeping your e-commerce products protected and professionally presented during transit.
Envelopes & Mailers

Padded Envelopes - 10.5x16, White, Self-Seal, 25-Pack

PN: B809WSS25PK

10 1/2 x 16 in Fiber Padding 25 PER CASE
$30.11 / CASE
IN STOCK Protect your products in transit with these #4 white self-seal padded mailers. The fiber padding absorbs shock while the peel-and-seal closure (Redi-Strip style) keeps contents secure. Moisture and puncture resistant–no additional cushioning required. Perfect for e-commerce brands shipping small items.
Envelopes & Mailers

Padded Envelopes - 9.5x14.5, White, Self-Seal, 25-Pack

PN: B807WSS25PK

9 1/2 x 14 1/2 in Fiber Padding 25 PER CASE
$24.23 / CASE

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.