Flat cardboard
Flat cardboard for sale on Ireland's largest auction and classifieds sites
Royal mail small - royal, postal - £497.47
340 240 145mm • 13.4 9.4 paper • Products family run - Free postage - New and Used
340 240 145mm • 13.4 9.4 paper • Products family run - Free postage - New and Used
100 pack 6 - 100, 4" - £12.82
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
50pcs x12 corrugated - 50pcs, - £18.28
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
100 pack 10 corrugated - pack, x - £21.95
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
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Strong single walled cardboard - strong, - £6.95
Strong quality cardboard • 305 305mm 356 • 279 229mm 10x - Free postage - New and Used
Strong quality cardboard • 305 305mm 356 • 279 229mm 10x - Free postage - New and Used
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48 listings · from £1.7 · avg £43.1
⚠️ These listings were last updated more than 23 days ago.
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Browse 48 flat cardboard listings currently in our index. Prices range from £1.7 to £497.47, with an average of £43.1. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about flat cardboard →
New flat pack cardboard boxes - new, - £1.70
New unused you • Will receive boxes • Pictured - Free postage - New and Used
New unused you • Will receive boxes • Pictured - Free postage - New and Used
Cardboard boxes sizes - sizes, | - £82.99
Single wall cardboard • Boxes strong quality • 305 305mm 356 - Free postage - New and Used
Single wall cardboard • Boxes strong quality • 305 305mm 356 - Free postage - New and Used
Corrugated cardboard - 30, - £16.50
Brown beige peel • Stick pull tab • Tear strip easy - Free postage - New and Used
Brown beige peel • Stick pull tab • Tear strip easy - Free postage - New and Used
Flat pack cardboard sheets - 40-pack, - £24.99
Versatile use myriad • Applications our flat • Cardboard sheets can - Free postage - New and Used
Versatile use myriad • Applications our flat • Cardboard sheets can - Free postage - New and Used
White cardboard cake boxes - white, - £154.89
Cake boxes • Protect showcase your • Baked creations our - Free postage - New and Used
Cake boxes • Protect showcase your • Baked creations our - Free postage - New and Used
Quality single double - quality, & - £86.00
Colour brown pictured • Mainland comprises zones • Map below - Free postage - New and Used
Colour brown pictured • Mainland comprises zones • Map below - Free postage - New and Used
Corrugated cardboard - x, - £15.00
Brown beige peel • Stick pull tab • Tear strip easy - Free postage - New and Used
Brown beige peel • Stick pull tab • Tear strip easy - Free postage - New and Used
100 pack corrugated - 100, 4"x6" - £12.78
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
100x x10 corrugated - 8"x10", - £24.53
This corrugated cardboard • Has thickness 3mm • 1.8 paper strong - Free postage - New and Used
This corrugated cardboard • Has thickness 3mm • 1.8 paper strong - Free postage - New and Used
Shipping postal boxes - shipping, - £11.99
Brown exterior interior • These boxes feature • Providing clean professional - Free postage - New and Used
Brown exterior interior • These boxes feature • Providing clean professional - Free postage - New and Used
50pcs x12 corrugated - 50pcs, 12"x12" - £22.20
Corrugated cardboard • Description there are • Many uses this - Free postage - New and Used
Corrugated cardboard • Description there are • Many uses this - Free postage - New and Used
Flat corrugated cardboard - corrugated, - £4.79
External 185 125 • 27mm material layer • Flute corrugated cardboard - Free postage - New and Used
External 185 125 • 27mm material layer • Flute corrugated cardboard - Free postage - New and Used
Bundle flat cardboard - bundle, of - £5.00
This bundle flat • Cardboard packaging boxes • Measures 230x150x100mm making - Free postage - New and Used
This bundle flat • Cardboard packaging boxes • Measures 230x150x100mm making - Free postage - New and Used
Flat corrugated cardboard - corrugated, - £5.99
External 251 180 • 27mm material layer • Flute corrugated cardboard - Free postage - New and Used
External 251 180 • 27mm material layer • Flute corrugated cardboard - Free postage - New and Used
Quality single double wall - single, & - £9.29
Cardboard boxes plain • Brown various sizes • Available single walled - Free postage - New and Used
Cardboard boxes plain • Brown various sizes • Available single walled - Free postage - New and Used
Cardboard packing boxes flat - boxes, - £9.49
Box made high • Quality cardboard material • Ensuring that lightweight - Free postage - New and Used
Box made high • Quality cardboard material • Ensuring that lightweight - Free postage - New and Used
Flat size removal moving - removal, - £30.98
Strong refuse sacks • Acid free tissue • Paper double wall - Free postage - New and Used
Strong refuse sacks • Acid free tissue • Paper double wall - Free postage - New and Used
Royal mail pip large - mail, - £6.99
Product features sizes • Choose from - Free postage - New and Used
Product features sizes • Choose from - Free postage - New and Used
Proops flat cardboard triangle - cardboard, - £9.69
Pack 500 flat • White cardboard triangles • Triangular cards are - Free postage - New and Used
Pack 500 flat • White cardboard triangles • Triangular cards are - Free postage - New and Used
100 pack corrugated - 100, - £12.08
Corrugated cardboard • Description there are • Many uses this - Free postage - New and Used
Corrugated cardboard • Description there are • Many uses this - Free postage - New and Used
100pcs 6 corrugated - 4", - £12.31
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
X12 corrugated cardboard - 12"x12", - £22.14
This corrugated cardboard • Backing photo frame • There are many - Free postage - New and Used
This corrugated cardboard • Backing photo frame • There are many - Free postage - New and Used
100pcs 7 corrugated - 5", x - £17.13
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
100pcs 10 corrugated - 100pcs, x - £24.53
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
100 pack 7 corrugated - 5", 7" - £17.99
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
Single wall flat - flat, packed - £9.99
Key features eco • Friendly material made • From recyclable materials - Free postage - New and Used
Key features eco • Friendly material made • From recyclable materials - Free postage - New and Used
Corrugated cardboard - x, - £23.03
This corrugated cardboard • Backing photo frame • There are many - Free postage - New and Used
This corrugated cardboard • Backing photo frame • There are many - Free postage - New and Used
White cake boxes fold - boxes, flat - £114.99
Fold flat white • Cake boxes professional • Certified food use - Free postage - New and Used
Fold flat white • Cake boxes professional • Certified food use - Free postage - New and Used
Economy house moving cardboard - economy, - £30.98
Brown buff tapes • Acid free tissue • Paper double wall - Free postage - New and Used
Brown buff tapes • Acid free tissue • Paper double wall - Free postage - New and Used
Hard card board backed - board, - £256.49
Color manilla brown • These not bend • Envelopes are perfect - Free postage - New and Used
Color manilla brown • These not bend • Envelopes are perfect - Free postage - New and Used
100 flat vending 3x4 - vending, 3x4.5" - £12.99
But course there • Are many others • Uses such arts - Free postage - New and Used
But course there • Are many others • Uses such arts - Free postage - New and Used
100pcs corrugated - 100pcs, - £16.19
This corrugated cardboard • Has thickness 3mm • 1.8 paper strong - Free postage - New and Used
This corrugated cardboard • Has thickness 3mm • 1.8 paper strong - Free postage - New and Used
White cardboard gift box - white, - £107.05
White cardboard box • Versatile storage presentation • Easy assemble - Free postage - New and Used
White cardboard box • Versatile storage presentation • Easy assemble - Free postage - New and Used
Pcs x12 corrugated - 12"x12", - £22.20
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
Single wall mailing boxes - single, - £23.99
- Free postage - New and Used
- Free postage - New and Used
Flat corrugated cardboard - corrugated, - £5.99
External 349 229 • 28mm material layer • Flute corrugated cardboard - Free postage - New and Used
External 349 229 • 28mm material layer • Flute corrugated cardboard - Free postage - New and Used
Special house home - house, removal - £35.29
Large removal boxes • 100 sheets white • Acid free tissue - Free postage - New and Used
Large removal boxes • 100 sheets white • Acid free tissue - Free postage - New and Used
Cardboard boxes removal - cardboard, - £37.39
House removal moving • Kit boxes extras • 29.95 all best - Free postage - New and Used
House removal moving • Kit boxes extras • 29.95 all best - Free postage - New and Used
Egg boxes mixed - mixed, colour - £16.89
Finest quality mixed • Coloured half dozen • Egg boxes - Free postage - New and Used
Finest quality mixed • Coloured half dozen • Egg boxes - Free postage - New and Used
Strong postal boxes flat - strong, - £18.73
356 75mm appx • Manufactured from strong • 125k 125t flute - Free postage - New and Used
356 75mm appx • Manufactured from strong • 125k 125t flute - Free postage - New and Used
500 flat vending 3x4 - 500, - £50.00
But course there • Are many others • Uses such arts - Free postage - New and Used
But course there • Are many others • Uses such arts - Free postage - New and Used
100pcs x10 corrugated - 100pcs, 8"x10" - £24.53
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
100 pack 6 - 100, x - £62.60
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
This corrugated cardboard • There are many • Sheet mainly art - Free postage - New and Used
Try this: flat bed trolley | forklift tipping | forklift bin | forklift platform | heavy duty weighing scales | heavy duty platform trolley | heavy duty pallet racking | hoist winch | house moving boxes | indo board balance board
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Everything you need to know about flat cardboard
Whether you are looking for a brand-new or second-hand flat cardboard, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.7, while premium listings can reach £497.47 — giving you a wide budget spread to work with. The average price of £43.1 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.