Narrow booster seat
Narrow booster seat for sale on Ireland's largest auction and classifieds sites
Cozy safe tambu booster - n, - £12.99
Cozy safe tambu • Booster seat give • Comfortable practical travel - Free postage - New and Used
Cozy safe tambu • Booster seat give • Comfortable practical travel - Free postage - New and Used
Child booster seat - booster, car - £11.94
Universal design fit • Row most vehicles • This booster cushion - Free postage - New and Used
Universal design fit • Row most vehicles • This booster cushion - Free postage - New and Used
Harmony child booster - , seat - £14.89
Brand new sealed • Harmony booster seat • 36kg group forward - Free postage - New and Used
Brand new sealed • Harmony booster seat • 36kg group forward - Free postage - New and Used
Inflatable booster car - booster, seat - £20.24
This traveling booster • Seat compact lightweight • Easily fits your - Free postage - New and Used
This traveling booster • Seat compact lightweight • Easily fits your - Free postage - New and Used
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Cozy safe neo - cozy, i-size - £14.99
Backless booster seat • Suitable for125 150cm • Cozy safe neo - Free postage - New and Used
Backless booster seat • Suitable for125 150cm • Cozy safe neo - Free postage - New and Used
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48 listings · from £11.94 · avg £40.85
Browse 48 narrow booster seat listings currently in our index. Prices range from £11.94 to £130.99, with an average of £40.85. 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 narrow booster seat →
Cozy safe kea - cozy, - £15.99
Cozy safe kea • Booster seat this • Families multiple cars - Free postage - New and Used
Cozy safe kea • Booster seat this • Families multiple cars - Free postage - New and Used
Cozy safe neo - n, - £14.99
Installs quickly easily • Seconds using vehicle • Point seat belt - Free postage - New and Used
Installs quickly easily • Seconds using vehicle • Point seat belt - Free postage - New and Used
Cozy safe astra size - cozy, i-size - £23.99
This booster seat • Fitted your car • Seconds making swapping - Free postage - New and Used
This booster seat • Fitted your car • Seconds making swapping - Free postage - New and Used
Cozy safe size - n, - £64.99
Installation made quick • Easy isofix compatibility • Ensuring secure hassle - Free postage - New and Used
Installation made quick • Easy isofix compatibility • Ensuring secure hassle - Free postage - New and Used
Cozy safe cosmo size - cozy, - £39.99
Cozy safe cosmo • Booster car seat • Ensures safety comfort - Free postage - New and Used
Cozy safe cosmo • Booster car seat • Ensures safety comfort - Free postage - New and Used
Kids low back car booster - kids, - £17.99
Kids low back • Car booster seat • Team nania child - Free postage - New and Used
Kids low back • Car booster seat • Team nania child - Free postage - New and Used
Cuggl high back - high, car - £26.40
Barely used opened - Free postage - New and Used
Barely used opened - Free postage - New and Used
Bebeconfort manga safe car - bebeconfort, - £17.95
Group car seat • Manga safe lightweight • Suitable from years - Free postage - New and Used
Group car seat • Manga safe lightweight • Suitable from years - Free postage - New and Used
Globalkids red black - black, booster - £22.00
Light weight easy • Transfer from one • Car another - Free postage - New and Used
Light weight easy • Transfer from one • Car another - Free postage - New and Used
Baby kids universal car seat - baby/kids, - £99.99
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Size booster car seat - booster, - £20.48
Easy belt installation • Securely place your • Child booster car - Free postage - New and Used
Easy belt installation • Securely place your • Child booster car - Free postage - New and Used
Babiie mbcsb30 size - my, - £34.01
Brand new box • Babiie car seat • Pink pictured bought - Free postage - New and Used
Brand new box • Babiie car seat • Pink pictured bought - Free postage - New and Used
Kids children graco car - kids, - £24.99
Used condition slight • Staining fast delivery • Collection southampton - Free postage - New and Used
Used condition slight • Staining fast delivery • Collection southampton - Free postage - New and Used
Globalkids size high back - globalkids, - £62.95
Easy installation you • Could use cars • Without isofix suitable - Free postage - New and Used
Easy installation you • Could use cars • Without isofix suitable - Free postage - New and Used
Kinderkraft high back booster - kinderkraft, high-back - £40.00
While box has • Been opened seat • Itself pristine condition - Free postage - New and Used
While box has • Been opened seat • Itself pristine condition - Free postage - New and Used
Mbcsb10 booster car - car, seat - £21.89
Mbcsb10 booster car • Seat lightweight 1kg • Years 125 150cm - Free postage - New and Used
Mbcsb10 booster car • Seat lightweight 1kg • Years 125 150cm - Free postage - New and Used
Booster car seat - booster, - £27.99
Child car booster • Seat babiie basic • Suitable from 125 - Free postage - New and Used
Child car booster • Seat babiie basic • Suitable from 125 - Free postage - New and Used
Inflatable booster car - booster, - £19.49
This traveling booster • Seat compact lightweight • Easily fits your - Free postage - New and Used
This traveling booster • Seat compact lightweight • Easily fits your - Free postage - New and Used
Booster car seat child - seat, 6-12yrs - £21.79
Child car booster • Seat babiie basic • Suitable from 125 - Free postage - New and Used
Child car booster • Seat babiie basic • Suitable from 125 - Free postage - New and Used
Booster car seat universal - booster, - £16.15
Booster car seat • Universal cushion 125 • 150cm grey years - Free postage - New and Used
Booster car seat • Universal cushion 125 • 150cm grey years - Free postage - New and Used
Child car booster seat - child, isofix - £49.99
Invest safety comfort • Style your child • Heyner fix safeup - Free postage - New and Used
Invest safety comfort • Style your child • Heyner fix safeup - Free postage - New and Used
Babiie mbcsb30 size - my, i-size - £34.01
Brand new box • Babiie car seat • Pink pictured bought - Free postage - New and Used
Brand new box • Babiie car seat • Pink pictured bought - Free postage - New and Used
Car child booster seat - car, - £29.99
Group car seat • Manga safe lightweight • Suitable from years - Free postage - New and Used
Group car seat • Manga safe lightweight • Suitable from years - Free postage - New and Used
Childs booster seat for - for, car - £21.50
Childs car booster • Seat never used • Iso fix collection - Free postage - New and Used
Childs car booster • Seat never used • Iso fix collection - Free postage - New and Used
Baby kids booster seat - baby/kids, - £35.99
Keep your growing • Child safe comfortable • This little bambino - Free postage - New and Used
Keep your growing • Child safe comfortable • This little bambino - Free postage - New and Used
Children booster seat - children, - £35.99
Isofix system features • Secure straightforward installation • Compatible vehicles ensure - Free postage - New and Used
Isofix system features • Secure straightforward installation • Compatible vehicles ensure - Free postage - New and Used
Baby kids booster - baby/kids, seat - £28.99
Ensure your growing • Child travels safely • Comfortably this little - Free postage - New and Used
Ensure your growing • Child travels safely • Comfortably this little - Free postage - New and Used
Kinderkraft comfort car - comfort, - £60.89
Here comfort car • Seat children from • 150 tall which - Free postage - New and Used
Here comfort car • Seat children from • 150 tall which - Free postage - New and Used
Cool boosty size growing - be, - £49.97
Cool boosty growing • Booster car seat • 125 150cm years - Free postage - New and Used
Cool boosty growing • Booster car seat • 125 150cm years - Free postage - New and Used
Car booster seat cozy - booster, safe - £63.10
New kids booster • Seat put into • Car realised wasn - Free postage - New and Used
New kids booster • Seat put into • Car realised wasn - Free postage - New and Used
Baby kids universal car - universal, seat - £99.99
Experience ultimate safety • Comfort this versatile • Car seat grow - Free postage - New and Used
Experience ultimate safety • Comfort this versatile • Car seat grow - Free postage - New and Used
Size isofix back booster for - i-size, - £89.99
Heyner kids fix • Maxi child seat • Ideal solution safe - Free postage - New and Used
Heyner kids fix • Maxi child seat • Ideal solution safe - Free postage - New and Used
Cuggi universal booster seat - universal, - £27.73
Used child seat • Sale - Free postage - New and Used
Used child seat • Sale - Free postage - New and Used
Baby kids universal car - baby/kids, - £99.99
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Baby kids booster seat - baby/kids, - £35.99
Easy installation fold • Out isofix system • Armrests ergonomically shaped - Free postage - New and Used
Easy installation fold • Out isofix system • Armrests ergonomically shaped - Free postage - New and Used
Child car seat - seat, safety - £71.99
Car seat has • Approval including side • Impact protection attaches - Free postage - New and Used
Car seat has • Approval including side • Impact protection attaches - Free postage - New and Used
Cuggl car booster - car, - £37.10
Its washable cover • Pairs soft comfortable • Foam keep your - Free postage - New and Used
Its washable cover • Pairs soft comfortable • Foam keep your - Free postage - New and Used
Cuggl high back - high, car - £58.93
Enhanced safety ece • R129 compliant children • 100 150cm includes - Free postage - New and Used
Enhanced safety ece • R129 compliant children • 100 150cm includes - Free postage - New and Used
Children booster seat - children, - £35.99
Easy installation fold • Out isofix system • Armrests ergonomically shaped - Free postage - New and Used
Easy installation fold • Out isofix system • Armrests ergonomically shaped - Free postage - New and Used
Car seat infant - car, - £130.99
Safety children our • Top priority therefore • This car seat - Free postage - New and Used
Safety children our • Top priority therefore • This car seat - Free postage - New and Used
Brundle group child car - brundle, - £22.98
Suitable children aged • From years old • Brundle booster seat - Free postage - New and Used
Suitable children aged • From years old • Brundle booster seat - Free postage - New and Used
Baby kids universal car seat - baby/kids, - £99.99
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Double anchorage system • Isofix base leg • Secure fit universal - Free postage - New and Used
Children booster car seat - children, - £29.64
Booster cushion 125 • 150cm colour black • Grey children years - Free postage - New and Used
Booster cushion 125 • 150cm colour black • Grey children years - Free postage - New and Used
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Everything you need to know about narrow booster seat
Whether you are looking for a brand-new or second-hand narrow booster seat, 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 £11.94, while premium listings can reach £130.99 — giving you a wide budget spread to work with. The average price of £40.85 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.