12x3.5x3 ECT-32 White Corrugated Mailers 50-Pack
$36.02
/ bundle of 50$0.72 per mailer
Request bulk pricing
| Quantity (bundle) | Item-subtotal discount |
|---|---|
| 1–2 | Base item price |
| 3–5 | 3% off qualifying item subtotal |
| 6+ | 5% off qualifying item subtotal |
In stock · ships within 1 business day from the nearest of 5 US warehouses (IL, PA, TX, GA, CA) · 1–5 business days in transit · freight calculated at checkout · free ground shipping on orders over $99 (parcel rates up to $29.95) and over $500 (up to $120)
30-day returns on stock items · Return policy
Inside dimensions
12" × 3.5" × 3"
Board / material
ECT-32-B Corrugated
Color
White
Freight class
Class 125
Specifications
| Inside dimensions | 12" × 3.5" × 3" (L × W × H) |
|---|---|
| Board / material | ECT-32-B Corrugated |
| Color | White |
| Sold as | Bundle of 50 |
| Physical units per order increment | 50 (one bundle) |
| Bundle weight | 11.08 lb |
| Outer carton (shipping) | 20.25 × 17.25 × 5.5 in |
| LTL freight class | Class 125 |
| GTIN | 812578008537 |
| SKU | MLR7 |
About this item
SKU MLR7 — 12" × 3.5" × 3", ECT-32-B Corrugated, White. Sold as a bundle of 50, shipped from US warehouses.
The 12x3.5x3 ECT-32 White Corrugated Mailers - Crush Resistant, 50-Pack is a corrugated mailer for books, catalogs, apparel, subscription kits, samples, documents, and small e-commerce orders. Listed specs include inside dimensions 12" x 3.5" x 3"; white material; ECT-32; bundle of 50. The mailer format works when the product needs a presentation-style carton or compact shipping box instead of a standard RSC case.
Ideal for shipping documents, framed art, signage, flat goods, and large prints. A sturdy, reliable choice for small-business, Etsy, and ecommerce shippers.
Nearby exact-spec options
Use these when the size, material, pack quantity, or workflow is close but not identical.
Common questions
Is this the right mailer box for my order?
Use 12x3.5x3 ECT-32 White Corrugated Mailers, 50-Pack when your item or workflow matches shipments, kits, or presentation packs where the item fits the listed inside dimensions and closure style. Check the live product page against your needs before ordering.
What specs should I confirm before checkout?
Confirm inside dimensions, board type, color, closure, case quantity, and whether the item needs extra cushioning. This listing is summarized by size: 12 x 3 1/2 x 3 in; material: corrugated; quantity: Bundle of 50. Use the current SKU, variant, price, availability, and delivery options shown on the product page.
Can I request this for a larger or repeat order?
Yes. For larger quantities, mixed-SKU orders, or recurring supply, send Packrift the product link or SKU, quantity, delivery ZIP code, receiving notes, and timing.
How should I plan delivery for this item?
Delivery options and timing are shown at checkout based on the item, quantity, warehouse, and destination. For larger, freight-sensitive, or mixed-SKU orders, request a quote before placing the order.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.