🍁 Proudly serving Canadian businesses. CAD pricing · Free shipping on qualifying orders
Mon–Fri 9am–6pm ET · ✉ mario@leadcustomboxes.ca
🍁 Proudly serving Canadian businesses. CAD pricing · Free shipping on qualifying orders
Mon–Fri 9am–6pm ET · ✉ mario@leadcustomboxes.ca
Google Reviews ★★★★★ 4.5/5 | Trustpilot ★★★★★ 4.4/5
Heavy-duty corrugated mailer boxes engineered for USPS, UPS, and FedEx transit protection. Manufactured from verified 32 ECT recyclable kraft with tool-free 5-second assembly and crush-resistant corner locks. Low 100-unit MOQ with factory-direct CAD pricing, custom dielines, and fast free shipping across Canada. Request an instant wholesale quote or free sample kit today.
Manufactured from verified 32 ECT corrugated fluting (E-flute or B-flute), our Retail Shipping Boxes provides crush-resistant corner locks and tool-free 5-second assembly to protect parcel shipments from transit drops and side-wall deflection during USPS, UPS, FedEx, and Amazon FBA transit across the Canada. Built from 100% FSC-certified recycled kraft board with zero plastic coatings, delivering full curbside recyclability, low 100-unit minimum orders, and fast free shipping nationwide.
| Specification Parameter | Standard Commercial Grade | Heavy-Duty Custom Option |
|---|---|---|
| Board Caliber | Verified 32 ECT (E-Flute or B-Flute) | Heavy-Duty 44 ECT / Double Wall (C-Flute / EB-Flute) |
| Board Substrate | 100% FSC-Certified Recycled Kraft | Bleached White Top Kraft / Mottled White |
| Assembly Style | Front Tuck Mailer (Roll End Tuck Front) | Ear-Lock Mailer / Easy-Fold Shipper |
| Printing Capabilities | CMYK Digital & Flexo Printing | Full Inside & Outside Print with PMS Spot Colors |
| Minimum Order Quantity | 100 Units | Volume Pallet Discounts at 1,000, 5,000, 10,000+ |
| Shipping & Delivery (Canada) | Fast Free Shipping Across the Canada | Production in 8–10 business days with expedited freight |
Measure your items in inches (Length × Width × Height) and add 1/4 inch of internal buffer on each side for cushioning materials. Submit your box dimensions to receive free vector dielines, wholesale USD pricing, or physical sample kits with fast delivery across the United States.
Pair this packaging with complementary custom containers engineered for your fulfillment and retail presentation needs:
Our standard mailer boxes are manufactured from verified 32 ECT (E-flute or B-flute) corrugated board, with heavy-duty 44 ECT double-wall options available for dense or high-weight shipments across US carrier networks.
No, our roll-end tuck-front (RETF) design features self-locking side flaps and front dust tabs that assemble in under 5 seconds without requiring adhesive tape.
Yes, all boxes are made from 100% FSC-certified recycled corrugated cardboard printed with water-based non-toxic inks, making them fully curbside repulpable at municipal recycling facilities throughout the Canada.
MANUAL SECTION – edit here: paper stock, thickness, finishing, size range, printing, turnaround. (Same on every product. For per-product values, connect these fields to ACF via Dynamic Tags.)
| Material | Rigid board / Cardstock |
| Printing | Offset, Digital, CMYK, PMS |
| Finishing | Gloss, Matte, Spot UV, Foil, Emboss |
Check the material, print quality, and box structure before placing your full order.
$0.44
Decorate your packaging with our foil stamping.
High-gloss UV coating gives light and shine.
A glossy finish gives your packaging an extra layer of shine.
Holographic foil reveals the colours of the rainbow.
Raise the finest details of your product on the box.
Add unique graphics into your packaging.
A matte finish keeps fingerprints and smudges away.
Adds a layer of protection with a soft-touch feel.
Creating custom boxes is now easy with us. See how our process works.
Once you share the details, we will recommend the most suitable material and box style for your packaging needs.
If you upload the artwork file, we will check it for errors. If not, we will create it according to the design suggestions.
Once the design is finalized, our production team will begin producing your boxes to bring your vision to life.
When production is complete, we will pack your boxes and deliver them to your doorstep with free delivery service.
At ECB, we provide our customers with some extra services so they can get everything they need for their packaging order in one place.
You will get a free box dieline template after placing your order.
Our designers will create your box design from scratch for free.
Heavy-duty corrugated mailer boxes engineered for USPS, UPS, and FedEx transit protection.…
Add to cart
Heavy-duty corrugated mailer boxes engineered for USPS, UPS, and FedEx transit protection.…
Add to cart
Heavy-duty corrugated mailer boxes engineered for USPS, UPS, and FedEx transit protection.…
Add to cart
Heavy-duty corrugated mailer boxes engineered for USPS, UPS, and FedEx transit protection.…
Add to cart