Packaging guides
Plain, practical guidance on buying boxes in the UK. Written for businesses buying in bulk.
Box Size Calculator Guide: How to Find the Right Box for Your Product
A step by step method for sizing a box to your product, from measuring and adding clearance to choosing the nearest stock size and postage band.
The Cheapest Way to Buy Cardboard Boxes in Bulk in the UK
How to cut your box costs: price breaks, pallet quantities, delivery, standard sizes and comparing suppliers on a like for like basis.
Eco Credentials of UK Box Suppliers Compared
What recycled content, FSC certification and recyclability actually mean for cardboard boxes, and how to judge a supplier's green claims.
FEFCO Box Styles in Plain English (0201 and the Common Ones)
What FEFCO codes mean and the handful of box styles worth knowing, including the 0201 shipper, the 0427 mailer and tray styles.
Free Delivery Thresholds Compared Across UK Packaging Suppliers
How free delivery thresholds work at UK box suppliers, why the delivered price is what counts, and how to avoid carriage eating your saving.
How Packaging Marketplace Works
How we compare stock cardboard box prices across UK suppliers by size, what we normalise, and how suppliers get listed.
How to Measure a Box: Internal vs External Dimensions
The difference between internal and external box dimensions, why it matters for what fits, and how to measure correctly in mm.
Royal Mail PiP Sizes Explained, and Which Stock Boxes Fit
Royal Mail Large Letter and Small Parcel size limits explained, plus the stock box dimensions that keep you in the cheaper price band.
Single Wall vs Double Wall Cardboard Boxes: Which Do You Need?
A practical guide to choosing between single wall and double wall boxes for ecommerce, based on weight, contents and carrier.