6x6x6 Inch Single Wall Cardboard Boxes | Small Postal Mailing Boxes

Our Small Postal Mailing Cardboard Boxes Single Wall 6x6x6 inch are the perfect packaging solution for businesses that need strong, reliable, and professional-looking shipping boxes. Manufactured from high-quality single wall corrugated cardboard, these boxes offer excellent protection while remaining lightweight and cost-effective for postage.

With internal dimensions of 152 x 152 x 152mm, these 6x6x6 single wall cardboard boxes are ideal for mailing small to medium products such as cosmetics, candles, mugs, electronics accessories, gifts, and eCommerce orders. Their cube shape maximises internal space while helping reduce void fill and shipping costs.

These small postal mailing cardboard boxes are easy to assemble, seal securely with packing tape, and arrive flat-packed to save storage space in your warehouse or office. Designed with sustainability in mind, they are 100% recyclable and eco-friendly, making them a great choice for environmentally conscious businesses.

Whether you are an online seller, retailer, or wholesaler, these 6x6x6 single wall boxes deliver dependable performance for daily packing and dispatch needs.

Key Features

• Box Size: 6 x 6 x 6 inch (152 x 152 x 152mm)

• Material: Single Wall Corrugated Cardboard

• Strong & Lightweight: Ideal for postal and courier shipping

• Eco-Friendly: Fully recyclable cardboard

• Flat-Packed: Saves storage space and reduces transport costs

• Easy Assembly: Quick fold design for fast packing

• Professional Finish: Clean, plain brown surface for labels or branding

Ideal Uses

• Small postal mailing boxes for eCommerce

• Packaging for candles, mugs, cosmetics & gifts

• Retail & wholesale shipping

• Subscription boxes and product kits

• Office and warehouse dispatch

 Technical Specifications

• Internal Dimensions: 152 x 152 x 152mm

• External Dimensions: Approx. 158 x 158 x 158mm (±5%)

• Wall Type: Single Wall Corrugated

• Colour: Brown

• Condition: Brand new, flat-packed