21st birthday backdrop
21st birthday backdrop for sale on Ireland's largest auction and classifieds sites
21st birthday decorations - 21st, - £6.99
Piece tablecloth 274cm • 137cm 1piece large • Cake topper 14cm - Free postage - New and Used
Piece tablecloth 274cm • 137cm 1piece large • Cake topper 14cm - Free postage - New and Used
Black and gold 21st - and, - £14.99
Piece tablecloth 274cm • 137cm napkins 16cm • 1piece large cake - Free postage - New and Used
Piece tablecloth 274cm • 137cm napkins 16cm • 1piece large cake - Free postage - New and Used
21st birthday decorations - birthday, - £18.55
- Free postage - New and Used
- Free postage - New and Used
21st birthday backdrop age - age, 21 - £11.95
Happy birthday backdrop • May vary slightly • Rose gold - Free postage - New and Used
Happy birthday backdrop • May vary slightly • Rose gold - Free postage - New and Used
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21st birthday backdrop - 21st, - £11.95
Happy birthday backdrop • May vary slightly • Photo props 21st - Free postage - New and Used
Happy birthday backdrop • May vary slightly • Photo props 21st - Free postage - New and Used
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48 listings · from £2.39 · avg £13.29
⚠️ These listings were last updated more than 25 days ago.
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Browse 48 21st birthday backdrop listings currently in our index. Prices range from £2.39 to £33.59, with an average of £13.29. 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 21st birthday backdrop →
Large personalised happy - personalised, - £18.95
- Free postage - New and Used
- Free postage - New and Used
Personalised birthday party - personalised, - £21.60
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
Happy 21st birthday - happy, - £12.02
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Popoyu happy 21st birthday - happy, - £11.52
Backdrop door - Free postage - New and Used
Backdrop door - Free postage - New and Used
Happy 21st birthday banner - happy, - £11.16
Party backdrop washable • Reusable you can • Attach banner your - Free postage - New and Used
Party backdrop washable • Reusable you can • Attach banner your - Free postage - New and Used
21st birthday decorations - birthday, - £26.99
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
21st birthday black gold photo - 21st, - £10.00
Black gold birthday • Bundle all used • Unless stated you - Free postage - New and Used
Black gold birthday • Bundle all used • Unless stated you - Free postage - New and Used
36x happy birthday - happy, - £3.79
Outside 48x68cm glue • Dots - Free postage - New and Used
Outside 48x68cm glue • Dots - Free postage - New and Used
21st birthday backdrop age - backdrop, - £10.95
Happy birthday backdrop • May vary slightly • Black rose gold - Free postage - New and Used
Happy birthday backdrop • May vary slightly • Black rose gold - Free postage - New and Used
21st birthday backdrop - birthday, - £11.95
Happy birthday backdrop • May vary slightly • Large black age - Free postage - New and Used
Happy birthday backdrop • May vary slightly • Large black age - Free postage - New and Used
Personalised birthday party - personalised, - £17.99
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
21st happy birthday - 21st, - £5.45
Black gold confetti • 21st happy birthday • Decorations celebrate your - Free postage - New and Used
Black gold confetti • 21st happy birthday • Decorations celebrate your - Free postage - New and Used
21st happy birthday balloons - 21st, - £5.45
Black gold confetti • 21st happy birthday • Decorations celebrate your - Free postage - New and Used
Black gold confetti • 21st happy birthday • Decorations celebrate your - Free postage - New and Used
Door wall birthday vertical - wall, - £6.00
Solid pattern assorted • Colours make versatile • Addition any party - Free postage - New and Used
Solid pattern assorted • Colours make versatile • Addition any party - Free postage - New and Used
Qttvbtna 21st birthday banner - birthday, - £13.36
21st birthday banner • Backdrop perfect accessory • Celebration unforgettable event - Free postage - New and Used
21st birthday banner • Backdrop perfect accessory • Celebration unforgettable event - Free postage - New and Used
1pc happy 21st birthday - 1pc, - £10.89
Made premium material • Durable wear resistant • This photography backdrop - Free postage - New and Used
Made premium material • Durable wear resistant • This photography backdrop - Free postage - New and Used
Happy 21st birthday banner - 21st, - £19.89
You can attach • Banner your house • Patio front porch - Free postage - New and Used
You can attach • Banner your house • Patio front porch - Free postage - New and Used
Vibrant 21st birthday - vibrant, backdrop - £12.99
9x1.2 274cm 37cm • This gorgeous black • Gold banner not - Free postage - New and Used
9x1.2 274cm 37cm • This gorgeous black • Gold banner not - Free postage - New and Used
Happy 21st birthday - 21st, - £9.56
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
21st birthday party - birthday, - £10.22
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Happy 21st birthday - happy, - £8.12
Used decorate daughters • 21st birthday celebrations • Only day like - Free postage - New and Used
Used decorate daughters • 21st birthday celebrations • Only day like - Free postage - New and Used
21st birthday decorations for - birthday, - £21.50
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Popoyu happy 21st - happy, birthday - £12.77
Backdrop door - Free postage - New and Used
Backdrop door - Free postage - New and Used
Rose gold 21st birrthday - 21st, - £2.39
Can also customize • Backdrop you want • Without splice seamless - Free postage - New and Used
Can also customize • Backdrop you want • Without splice seamless - Free postage - New and Used
Vibrant 21st birthday backdrop - 21st, - £19.01
Printed confetti banner • Backdrop will giving • Life like effect - Free postage - New and Used
Printed confetti banner • Backdrop will giving • Life like effect - Free postage - New and Used
Rose gold pink - gold, happy - £33.59
Can also customize • Backdrop you want • Without splice seamless - Free postage - New and Used
Can also customize • Backdrop you want • Without splice seamless - Free postage - New and Used
Elegant rose gold 21st - gold, - £11.95
Durable material crafted • From high quality • Polyester this banner - Free postage - New and Used
Durable material crafted • From high quality • Polyester this banner - Free postage - New and Used
Hakotom 21st happy birthday - hakotom, - £4.99
Ideal choice prepare • This special gift • Your children classmates - Free postage - New and Used
Ideal choice prepare • This special gift • Your children classmates - Free postage - New and Used
Happy 21st birthday - 21st, - £11.68
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Happy 21st birthday - 21st, - £10.17
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
Exquisite design large • Happy birthday backdrop • Banner featured black - Free postage - New and Used
21st birthday party - 21st, - £10.22
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Happy 21st birthday - happy, - £9.51
Carefully crafted kepa • Design product features • Cannot arrange local - Free postage - New and Used
Carefully crafted kepa • Design product features • Cannot arrange local - Free postage - New and Used
Happy 21st birthday banner - birthday, - £18.14
- Free postage - New and Used
- Free postage - New and Used
Extra large black - large, gold - £11.99
Versatile decoration ideal • Range venues from • Gardens indoor spaces - Free postage - New and Used
Versatile decoration ideal • Range venues from • Gardens indoor spaces - Free postage - New and Used
21st birthday banner black - 21st, - £10.17
Package includes you • Will receive piece • Large fabric made - Free postage - New and Used
Package includes you • Will receive piece • Large fabric made - Free postage - New and Used
21st birthday decorations - birthday, - £20.79
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Qpout 21st birthday banner - qpout, - £15.11
Easy hang backdrop • Banner you can • Place horizontally color - Free postage - New and Used
Easy hang backdrop • Banner you can • Place horizontally color - Free postage - New and Used
21st birthday decorations - decorations, for - £20.97
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Easy assemble provide • Tool kit help • You create balloon - Free postage - New and Used
Extra large 21st birthday - 21st, - £14.93
Easy hang backdrop • Banner you can • Place horizontally color - Free postage - New and Used
Easy hang backdrop • Banner you can • Place horizontally color - Free postage - New and Used
Happy 21st birthday - happy, - £10.48
Banner type standard • Polyester fabric pattern • Star fireworks product - Free postage - New and Used
Banner type standard • Polyester fabric pattern • Star fireworks product - Free postage - New and Used
21st birthday party - 21st, - £11.04
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Woman 21st years • Banner suitable indoor • Outdoor decoration - Free postage - New and Used
Personalised darts birthday - personalised, - £17.09
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
Our banners are • Intended indoor use • Only but can - Free postage - New and Used
21st birthday backdrop - 21st, - £15.99
Safe materials our • Decorations are made • From paper fabric - Free postage - New and Used
Safe materials our • Decorations are made • From paper fabric - Free postage - New and Used
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Everything you need to know about 21st birthday backdrop
Whether you are looking for a brand-new or second-hand 21st birthday backdrop, 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 £2.39, while premium listings can reach £33.59 — giving you a wide budget spread to work with. The average price of £13.29 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.