The lowest delivered price we found for size G/4 (240×320mm) padded bags (Jiffy-style envelopes) is 13.8p per bag: 500 bags for £68.99 delivered (Other). We have 22 checked prices for this size from 8 sellers on eBay UK; delivered prices run from 13.8p to 74.8p per bag, depending on pack size and brand. Many sellers label this size JL4. For a smaller order, the lowest price in a pack costing £50 or less is 15.8p per bag (200 bags for £31.70 delivered). Prices were pulled 15 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 | 10 bags | 20 bags | 25 bags | 50 bags | 100 bags | 200 bags | 300 bags | 400 bags | 500 bags | 1000 bags | 2000 bags |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jiffy | 74.8p | 47.4p | 29.4p | 33.6p | 28.9p | 22.3p | – | – | 23.1p | 23.7p | 21.3p |
| Featherpost | – | – | – | – | 23.0p | 22.0p | – | – | – | – | – |
| Other | 59.9p | 41.2p | 32.8p | 21.0p | 18.5p | 15.8p | 16.3p | 15.3p | 13.8p | 14.6p | 14.3p |
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.