Protect your products with confidence using our Heavy-Duty Square
Corrugated Mailer Box.
Made from extra-thick kraft corrugated board, this rigid mailer box
is designed to hold mugs, cups, fragile items, or gift products
safely during shipping or storage. Its square shape and flat-pack
folding design ensure durability without sacrificing space
efficiency.
Ideal for e-commerce shipping, gift packaging, and retail delivery,
this box can be fully customized with your logo, size, color, and
inner inserts. Whether you’re sending out handmade mugs, ceramics,
or brand gift kits, this packaging ensures a strong first
impression with reliable protection.
Material | Corrugated Kraft Paper (3-layer / 5-layer optional) | Size | Square – Customizable to fit cups, mugs, or other items | Style | Foldable Mailer / Tuck Top / Die-Cut Flaps | Lead time | 10~15 Working Days | Certificate | ISO9001/FSC/BSCI/German Rhine certification | Printing | CMYK printing / PNTONE | Design Format | AI, PDF, CDR, PSD | Surface Finishing | embossing / debossing / gloss lamination / matte lamination / gold
foil stamping /Spot UV | Design | Customer's Specific Requirement | Finishing | Golding/Silver Hot Stamping etc |
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Process selection
Material selection
About our factory
We are a leading manufacturer of custom corrugated packaging and
heavy-duty mailer boxes, trusted by global brands for safe and
stylish delivery.
From square mug boxes to e-commerce shipping cartons, we provide
rigid, reliable, and customizable solutions tailored to your
product.
Our factory uses high-strength paperboard, advanced die-cutting
machines, and strict quality control to ensure every box is built
to protect. We support small MOQ, OEM/ODM services, and global
export for growing brands, online sellers, and gift businesses.
Equipment display
QR code security code printing
Cosmetic boxes, soap aromatherapy boxes, toothpaste and toothbrush
boxes, power banks, clothing and jewelry boxes, etc.
Carton Forming Machine
Gift Box
Paper Bags Gift Bags
Customer photo
Customer Reviews
Service Process
