Description
4x4x12 Brown Shipping Boxes for Strong Protection
Overall, these 4x4x12 brown shipping boxes give you a strong, narrow option for packing, mailing, and storage. For example, each pack includes 50 corrugated brown boxes for longer items that need reliable protection.
First, each box uses high-quality corrugated cardboard. Also, the 200-lb test and 32-lb Edge Crush Test (ECT) ratings add strength, so your shipments stay better protected during normal handling.
32 ECT Boxes Approved for Major Carriers
These corrugated brown boxes meet FedEx, UPS, and USPS shipping needs. As a result, they work well for online sellers, offices, stock rooms, and shipping teams that pack orders every day.
In addition, the brown kraft surface gives packages a clean, professional look. Plus, shipping labels stick firmly to the box surface, so each package stays easy to scan and ready to ship.
Product Details
- Quantity: 50 boxes
- Size: 4″ x 4″ x 12″
- Material: Brown corrugated cardboard
- Strength: 200-lb test
- ECT rating: 32-lb Edge Crush Test
- Carrier approved: FedEx, UPS, and USPS
- SKU: SKU000341
Finally, choose these 4x4x12 brown shipping boxes when you need sturdy boxes for narrow products, parts, samples, gifts, and ecommerce orders.

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