How much do flat shipping boxes weigh?

Depending on the size you choose the weight will vary. See the dimensions below: - 10.75" x 1.5" x 12.5": 8 oz. - 11.5" x 2.25" x 13.25": 10 oz.

Flat Shipping Box Samples

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Trying to figure out which flat shipping box suits your needs and your products? Order a sample box for only $4 – and get free standard shipping.
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Size (W x D x H)

10.75" x 1.5" x 12.5"

12.25" x 3" x 17.625"

Quantity

Get a feel for the quality of our flat shipping boxes.

2 size options
1/8" B-flute corrugated cardboard
Pre-printed with a sample design
Made from 50% post-consumer recycled materials
Free standard shipping

Packaging Samples: Visit our samples page to see all available options.

Try a sample

Need flat shipping boxes, but not sure which sizes will work for you? Order a sample in your choice of sizes for only $4 and get free standard shipping – no code needed. Once you receive your box pre-printed with a sample design, you'll know whether it's the right size for you. See how easy it is to assemble them. Get a feel for the box's quality and sturdiness. You will then be able to order your custom shipping boxes in bulk with complete confidence.

Product protection

The compact design of our flat shipping boxes helps you store larger quantities in a smaller area. And the sturdy, corrugated cardboard helps protect what you’ve packed inside. Your box will arrive looking great – and so will the product inside.

Easy assembly

Printed in full color, our flat shipping boxes are made of durable, 50% post-consumer recycled B-flute cardboard. They arrive pre-glued and ready to assemble: Just unflatten to stand up, tuck in both ends to close and ship books, catalogs, clothing and other flat products.

FAQs

Reviews

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Reviewed by 1 customers

FLAT SHIPPING BOX SAMPLES

Oct 4, 2025 | Gail P. |

Verified Buyer

We sure appreciate being able to order sample boxes. They were instrumental in helping us determine what size boxes we need for our resources. We decided on the sizes, designed them, ordered them, received them and are 100% thrilled with the way our custom design looks on VistaPrint's high quality full print mailer boxes. Thank you VP for having such great products and excellent customer care. With blessings - GC

Frequently asked questions

No. But it will arrive pre-glued and ready to easily assemble. Unflatten your box to stand it up and tuck in both ends to close.

See our “Overview” section for a video that walks through assembling your box for the first time.

Depending on the size you choose the weight will vary. See the dimensions below:

10.75" x 1.5" x 12.5": 8 oz.
11.5" x 2.25" x 13.25": 10 oz.

B-flute corrugated cardboard is a sturdy material that is 1/8" (3mm) thick. It is crush- and puncture-resistant, making it well suited to carrying heavier goods. Our B-flute cardboard is made with a white exterior and kraft paper interior.