Cardboard boxes small strong double walled postal box 230x170x140mm

Small yet very tough cardboard double wall boxes very strong postal boxes for mail order delivery

Cardboard double wall box 9x7x6″ strong postal boxes

Strong postal boxes for shipping goods via ebay or amazon or other mail order companies
Light weight yet very strong postal boxes.
Ideal for packing small items for posting by royal mail or other overnight courier services
Stackable double walled strong postal boxes

Sizes of these strong postal boxes:
Inches: 9 x 7 x 6 inch (6″ high)
Metric: 235 x 170 x 140mm (140 mm tall)