Brown Single Wall Cardboard Shipping Boxes 312x230x150mm | Pack of 25

A pack of 25 brown single wall cardboard shipping boxes, sized at 312 x 230 x 150mm — a versatile, practical format for e-commerce dispatch, storage, and moving. Quick-fold construction with interlocking flaps means they assemble fast and close securely, keeping contents protected in transit.

Who Is This For?

Ideal for online sellers, small businesses, and warehouse operations needing a reliable, mid-sized shipping box in bulk. The 312 x 230 x 150mm format is well suited to a wide range of standard e-commerce products and fits neatly into most courier size brackets.

Key Features

• Dimensions: 312 x 230 x 150mm (approx. 31 x 23 x 15cm) — a versatile mid-size format suited to a broad range of products.
• Single Wall Construction: Corrugated cardboard provides excellent structural integrity and stacking strength for everyday shipping and storage.
• Quick-Fold Assembly: Interlocking flaps allow fast, tool-free setup and a secure closure without additional tape on the base.
• Pack of 25: Bulk pack for regular shippers — ready to use straight from the pack.
• Versatile Use: Suitable for shipping, storage, moving home, and organising items.
• Recyclable: Made from recyclable corrugated cardboard.

Specifications

• Dimensions: 312 x 230 x 150mm (approx. 31 x 23 x 15cm)
• Construction: Single wall corrugated cardboard
• Colour: Brown
• Quantity: Pack of 25
• Recyclable: Yes

Frequently Asked Questions

What is single wall corrugated cardboard? Single wall corrugated cardboard has one fluted layer sandwiched between two flat liner sheets. It provides reliable protection for light to medium-weight items and is the most common construction used for everyday postal and shipping boxes.

How do these boxes assemble? These boxes use a quick-fold design with interlocking base flaps, meaning no tape is required on the base for most standard loads. Tape the top flaps to seal once packed.

Are these boxes suitable for courier shipping? Yes. At 312 x 230 x 150mm, these boxes fall within the parcel size guidelines for all major UK couriers including Royal Mail, DPD, Evri, and Hermes (subject to weight limits).

What can I fit in a 312x230x150mm box? This size is well suited to clothing, accessories, books, electronics, kitchenware, and most standard e-commerce products. The 150mm depth provides good capacity for bulkier items compared to shallower box formats.