

Custom Black Mailer Boxes
Product Description :
With our advanced print methods, you have virtually limitless options for creating wonderful custom black mailer boxes. CustomBoxline is dedicated to providing premier printing services and paper materials for the packaging of your product. Our eco-friendly corrugated stock is secure and powerful enough to hold up to 10lbs and has the ability to withstand shipping and handling wear and tear. Create a brilliant logo or full-colour imprint on your black corrugated box mailers with a super gloss or matte finish. Throughout this customisation journey, our experienced support team will work with you on every detail. Browse our gallery for inspiration on how to make your own black corrugated mailing boxes. Contact us today to purchase customised black mailer boxes in bulk!
Paper Stock: | SBS (16 to 24 pt), Kraft, Corrugated (E, B, AB flutes etc.) |
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Printing | Offset (CMYK, Up to 4PMS colors) |
Finishing | Matte/Gloss Lamination, Spot UV, Soft touch |
Proof | Digital 2D Flat view or 3D mockup |
File Resolution:
Minimum 300 dpi resolution is required for optimal results
RGB to CMYK
Color mode must be in CMYK to be a print ready document. In the event that file(s) are submitted utilizing some other color mode, for example RGB, the file(s) will be changed over to CMYK during preflighting
Bleed, Cutline and Safety
Add a total of 0.25” to your original size for proper bleed. (0.125” to each side of your document)
Artwork GuidelinesMost orders are shipped within 7 to 10 working days.
CustomBoxline makes every effort to ensure a timely delivery, There are however situations that are beyond our control and the delivery times may be affected by the following,
- Artwork issues
- Federal holidays
- Large quantities
- Force majeure
CustomBoxline strives to not just meet your expectations but to help you achieve success in your business. However, in the rare event that a “manufacturing defect” occurs, we offer a re-print or a refund
The deadline for all reprint / refund requests is “7 calendar days” from the delivery date. Lost shipments must be reported within 15 days from the ship out date.We understand that unexpected events occur and we do our best to accommodate. If your circumstances are likely to change and you wish to cancel order that is already in process, please inform us as soon as possible. Your refund will depend on how close your order is to completion. Of course, if we have not begun working on your order, you are entitled to a complete refund.
Shipping PolicyCustomBoxline works with all major carriers to delivery packaging material worldwide. Boxes are shipped flat. Tracking information is provided as soon as it becomes available!

*We are not able to work with third party shipping at the moment.
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