13.5×9.5×1 inch (345×240×20mm) cardboard boxes: from 24.8p each

The lowest delivered price we found for 13.5×9.5×1 inch (345×240×20mm) cardboard boxes is 24.8p per box: 1000 boxes for £247.99 delivered (single wall · postal / die-cut). We have 7 checked prices for this size from 1 sellers on eBay UK; delivered prices run from 24.8p to 62.9p per box, depending on pack size and on wall strength and fold style. For a smaller order, the lowest price in a pack costing £50 or less is 27.0p per box (100 boxes for £26.99 delivered). Prices were pulled 16 October 2026 and are a snapshot, not live.

Price per box by pack size and type

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.

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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Other sizes

• 5×4.5×3.5 in (130×110×90mm) boxes
• 6×6×2.5 in (150×150×65mm) boxes
• 12.5×9×1 in (320×230×20mm) boxes
• 6×4×4 in (150×100×100mm) boxes
• 9×6×2 in (230×150×50mm) boxes
• 6.5×6.5×3 in (160×160×70mm) boxes
• 6×5×4 in (150×125×100mm) boxes
• 5×5×5 in (125×125×125mm) boxes

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