Condition
Purchase
Sort by
Time
Various
Bubblebum inflatable travel - bubblebum,
£49.99
Buy It Now
New comfort grab - comfort, car
£117.00
Buy It Now
Compact portable backless - portable,
£134.99
Buy It Now
New comfort grab and - new, car
£134.68
Buy It Now
Inflatable travel booster car - booster,
£42.88
Buy It Now
Bubblebum inflatable travel - inflatable,
£20.40
Buy It Now
Inflatable portable travel - portable,
£50.63
Buy It Now
Boost and essential in - essential, 3-in-1
£160.19
Buy It Now
Twin pack inflatable travel - pack,
£126.75
Buy It Now
Bubblebum inflatable portable - bubblebum,
£44.20
Buy It Now
Lightweight compact backless - compact,
£110.07
Buy It Now
Inflatable travel booster car - travel,
£50.63
Buy It Now
Lightweight compact backless - lightweight,
£149.99
Buy It Now
Comfort grab and car - grab-and-go,
£135.19
Buy It Now
New comfort grab and car - comfort,
£159.99
Buy It Now
Comfort grab and - grab-and-go, car
£135.19
Buy It Now
Black gray booster seat - booster,
£5.00
Buy It Now
Booster seat with - 3-in-1,
£161.49
Buy It Now
New mifold comfort - mifold,
£113.85
Buy It Now
Toddler booster seat - seat, pu
£46.35
Buy It Now
Toddlers brand new - toddlers,
£19.99
Buy It Now
Comfort grab and car - grab-and-go,
£135.19
Buy It Now
Booster seat with straps - with,
£59.99
Buy It Now
Safety 1st grow - grow, 2-in-1
£104.99
Buy It Now
Foldable teal booster seat - foldable,
£50.99
Buy It Now
Compact portable backless - compact,
£142.49
Buy It Now
Booster seat - booster,
£5.00
Buy It Now
Compact portable backless - portable,
£119.99
Buy It Now
Comfort grab and - comfort, car
£135.19
Buy It Now
New comfort grab and - comfort, grab-and-go
£117.20
Buy It Now
Booster seat with - booster,
£161.49
Buy It Now
New comfort grab and car - ,
£127.65
Buy It Now
Booster seats buy - booster,
£45.00
Buy It Now
Comfort grab and car - comfort, grab-and-go
£135.19
Buy It Now
Booster seat with - booster,
£184.49
Buy It Now
Comfort grab and car - comfort,
£135.19
Buy It Now
New mifold comfort grab and - comfort, grab-and-go
£156.99
Buy It Now
Booster seat replacement - booster,
£31.00
Buy It Now
Combination booster - 3-in-1,
£161.49
Buy It Now
Compact portable backless - portable,
£119.99
Buy It Now
Booster seat
£18.72
Buy It Now
Baby booster seat - baby,
£24.00
Buy It Now
Combination booster - 3-in-1,
£161.49
Buy It Now
Backless booster seat with - backless,
£134.99
Buy It Now
Lightweight backless booster - lightweight,
£102.99
Buy It Now
Booster seat with - 3-in-1,
£169.99
Buy It Now
Blue booster seat - ,
£20.00
Buy It Now
Comfort grab and car - comfort,
£135.19
Buy It Now
High density soft - booster, seat
£29.99
Buy It Now
Baby booster seat - seat,
£60.00
Buy It Now
Comfort grab and car - comfort, grab-and-go
£135.19
Buy It Now
Compact portable backless - portable,
£149.99
Buy It Now
Compact portable backless - compact,
£149.99
Buy It Now
Compact portable backless - compact,
£142.49
Buy It Now
Compact portable backless - compact,
£142.49
Buy It Now
Compact portable backless - portable,
£142.49
Buy It Now
Booster seat with - 3-in-1,
£199.99
Buy It Now
Booster seat with - 3-in-1,
£169.99
Buy It Now
Compact portable backless - compact,
£160.99
Buy It Now
Compact portable backless - portable,
£160.99
Buy It Now
Looking for more narrow booster seat?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 60 narrow booster seat listings currently in our index. Prices range from £5 to £199.99, with an average of £108.52. 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 →
Try this: hydrogen water tablets uk | toy dog on lead | mattress 80x200 | bed gap filler | bacofoil cling film | bedside table with charging station | waterproof wrist support | tumble dryer cover | puzzle board with drawers | best permanent tooth filling kit
Whether you are looking for a brand-new or second-hand narrow booster seat, eBay offers one of the largest selections available online. With 60 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 £5, while premium listings can reach £199.99 — giving you a wide budget spread to work with. The average price of £108.52 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.