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KRFB-05
Kraft Shipping Boxes
Strong and eco-friendly Kraft shipping boxes designed for safe deliveries. Available in custom sizes and designs from The Mailer BoxA Customized Packaging Experience For your Branding Needs
Product OverviewDurable shipping boxes crafted from eco-friendly Kraft board, designed to protect products during transit | Box CompositionManufactured using E-flute or B-flute corrugated sheets for strength and durability | Structure & BuildAvailable in regular slotted, tuck top, or telescopic styles, with secure flaps for safe shipping |
Material OptionsOffered in Natural Brown Kraft or Premium Bleached White Kraft | Brown KraftUncoated surface that absorbs ink beautifully, giving a rustic and natural look | White KraftSmooth surface with higher brightness for vibrant and professional printing |
Printing MethodPrinted using flexographic or digital techniques suitable for corrugated surfaces | Single ColorPerfect for minimalist branding and eco-conscious packaging | Full-Color PrintDurable, vivid prints with inside/outside coverage for standout packaging |
What to Know Before Designing Corrugated Shipping Boxes
Corrugated shipping boxes must be engineered with precise load and stacking calculations to prevent failure under vertical compression. Selecting the correct ECT rating, flute type, and joint design ensures box stability across different supply chains.
Load StrengthMatch Strength to Product WeightDetermine required edge crush strength based on combined load per stack and shipping environment (air, sea, or local).
Joint ToleranceSeam Strength and ClosureUse glued joints for automation or stitched joints for high-tension industrial shipping box packaging
Moisture ControlSafeguard Against Environmental StressWax-coated or laminated liners resist humidity in long-haul or coastal shipping routes protecting damage to the boxes.
Making Your Brand Unforgettable
Need Help Designing Your Corrugated Boxes?
We provide free in-house design support
Related Products
Explore our wide range of custom packaging solutions, tailored according to your brand & products needs.Frequently Asked Questions
Get answers to common questions about custom rigid boxes, or visit our Help Centre for further information.How strong are corrugated shipping boxes?
Box strength is measured by Edge Crush Test (ECT) — from 32 ECT (lightweight goods) to 61 ECT (industrial loads) depending on construction and requirements
Can shipping boxes be customized?
Yes. You can choose custom sizes, flute combinations, coatings, and branding based on your product and logistics requirements.
Are corrugated shipping boxes reusable or recyclable?
Absolutely. All are 100% recyclable, and many can be reused multiple times depending on handling.
What is the best flute type for shipping?
C-flute is ideal for general shipping, while BC-flute or double-wall is used for heavy-duty or export packaging.
