Description

These brown cardboard mailing boxes are designed for secure, professional parcel packaging, ideal for sending business documents, online orders and personal belongings. Made from sturdy paper and corrugated cardboard, each postal box provides reliable protection for items during handling. The clean, unprinted exterior in solid brown tones gives a neat, classic look that suits e-commerce packaging, small business shipping and storage.

The range includes multiple sizes from approximately 15×10×8cm (5.91×3.94×3.15in) up to 31×23×10cm (12.20×9.06×3.94in), so you can choose the cardboard mailing box that best fits your products. A convenient die-cut design means each flat pack shipping box is supplied unfolded and can be assembled quickly without tape on the body, making them a smart choice for busy packing stations.

Features

Sturdy brown mailing boxes – made from strong paper and corrugated cardboard, these shipping boxes help protect items such as books, accessories, electronics, cosmetics and small gifts.

Multiple sizes for flexible packing – a selection of box sizes from compact 15×10×8cm up to 31×23×10cm lets you choose the right postal packaging box for letters, documents, parcels and retail orders.

Easy die-cut assembly – pre-cut and scored panels make each flat pack mailer box quick to fold into shape with no extra tools required, ideal for warehouses, offices and home businesses.

Neutral brown finish inside and out – simple, solid brown tones give a tidy, professional appearance that works for branding, labelling or decorative wrapping.

Unbranded for custom use – boxes are free from logos or printing, providing a blank surface for stickers, stamps, labels or personalised branding for small shops and online sellers.

Specifications

Item Type: Brown cardboard mailing box / postal box

Material: Sturdy paper and corrugated cardboard

Colour: Solid brown (inside and outside)

Example Size Range (approx.):

Small: 15 × 10 × 8cm / 5.91 × 3.94 × 3.15in

Large: 31 × 23 × 10cm / 12.20 × 9.06 × 3.94in

Design: Die-cut, flat pack, fold-to-assemble structure

(Exact available sizes and quantities are shown in the listing options.)

Package Includes

Brown cardboard mailing boxes in the selected size(s) and quantity (as per your chosen option).

Note

Please allow a size difference of about 1–3cm (0.39–1.18in) due to manual measurement and cutting tolerances.

Slight colour variations between the boxes and the images may occur because of lighting conditions and different screen settings.

Boxes are supplied flat and require folding along the die-cut lines before use; ensure all flaps are properly tucked for best strength.

Choose the box size that allows enough internal padding for fragile items to reduce the risk of damage during handling.