The lowest delivered price we found for 18×18×18 inch (455×455×455mm) cardboard boxes is £2.24 per box: 20 boxes for £44.84 delivered (double wall · standard carton). We have 7 checked prices for this size from 4 sellers on eBay UK; delivered prices run from £2.24 to £5.99 per box, depending on pack size and on wall strength and fold style. Prices were pulled 16 October 2026 and are a snapshot, not live.
Dark green = the cheapest pack size in that row, paler green = close to it. Hover a price for the delivered total, click or right-click it for the listing.
| Type | 1 box | 5 boxes | 10 boxes | 20 boxes | 25 boxes | 50 boxes | 100 boxes |
|---|---|---|---|---|---|---|---|
| double wall · standard carton | £5.99 | £3.42 | £2.54 | £2.24 | £2.75 | £2.35 | £2.33 |
Each price is the delivered cost (item + delivery) divided by what you get, checked against its own listing. How we check.
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Links to eBay on this site may become affiliate links. If they do, we will say so here and we may earn a commission at no extra cost to you.
Prices are taken from eBay UK listings on the date shown on each page and can change; always confirm the price on eBay before buying. Not affiliated with or endorsed by eBay.