Mailer Box

A Mailer Box is a self-locking corrugated package built to protect products during parcel shipping while creating a polished reveal. Its hinged lid, dust flaps, and double side walls add structure around the contents and give customers a clean, gift-like opening experience.

Custom sizing helps reduce unused space and excess filler, while digital printing can carry branding across the outside and optional inside surfaces. This combination of shipping strength and presentation makes mailer boxes a practical choice for ecommerce orders, curated kits, and products delivered directly to customers.

Finish: Matte White, Glossy White, Brown Kraft

Print Sides: 1 Side (Outside or Inside), Both Sides, or No-Print

Ink Type: Water-based ink.

Material: B-flute(1/8") or E-flute(1/16") depending on dimensions.

Dimensions: Inside Dimensions (L x W x D)

Mailer Boxes are ideal for subscription programs, ecommerce shipping, influencer mailers, PR kits, launch campaigns, and gifting. Their sturdy corrugated construction protects products in transit, while the hinged lid creates a premium first impression when the package opens.

Brands commonly use this format for beauty and skincare sets, apparel accessories, wellness products, tech kits, corporate welcome packages, and seasonal bundles. Custom graphics on the outside and optional printing inside allow the same box to support both direct-to-consumer delivery and a coordinated unboxing experience.

Mailer Boxes also work well for product samples, pilot runs, and monthly refill programs. Custom sizing lets teams fit each shipment more closely, reduce unnecessary void fill, and refine the package before scaling into larger campaigns or recurring orders.

What is a mailer box? A self-locking corrugated box with a hinged lid designed for premium unboxing and reliable shipping.

Are mailer boxes strong enough for shipping? Yes. Mailers are engineered for parcel networks and often remove the need for an outer shipper when rightsized.

What's the typical turnaround time? Orders ship in 10-15 business days after order is placed.

Can I print on the inside of the box? Absolutely - inside print is a popular upgrade for elevated brand experiences.

Do you offer low minimums? Yes – we have no minimums. Start small to test, then reorder as sales grow.

Are materials ecofriendly? Our corrugated board contains up to 99%+ recycled content, with SFI®-certified options and water-based inks.

How do I choose the right size? Do your research. What are you putting in the box? What are the sizes of the items? Give yourself some space around the items in case you want to add filler. When using our Sample Program you can make sure the box fits your product needs before you order a larger batch.

Need Bulk Mailer Boxes? Whether you're ordering 1 box or 1,000, DIYpack scales with you. Take advantage of bulk mailer box pricing to save more as your order grows. Our digital printing process ensures consistent color and quality - whether you need a small test run or a full-scale production order. If you need to order more than 1,000, contact us to talk about how we can support you!