7 bestMost Narrow Booster Seatof February 2025
112M consumers helped this year.
1
![Jovikids I-Size Booster Seat for Car with ISOFIX, 125-150cm (Group 2/3, 3-12 Years), Portable Booster Seat for Kids, Comfortable, Compact, Convenient for Everyday Use, Great for Travel, ECE R129, Blue](https://images-proxy.bestreviews.guide/IE7XkqEYiB1eARDJfsLYFpZBP3A=/0x150/https://m.media-amazon.com/images/I/41UotoYDO-L._SL500_.jpg)
Jovikids I-Size Booster Seat for Car with ISOFIX, 125-150cm (Group 2/3, 3-12 Years), Portable Booster Seat for Kids, Comfortable, Compact, Convenient for Everyday Use, Great for Travel, ECE R129, Blue
Jovikids
![Jovikids I-Size Booster Seat for Car with ISOFIX, 125-150cm (Group 2/3, 3-12 Years), Portable Booster Seat for Kids, Comfortable, Compact, Convenient for Everyday Use, Great for Travel, ECE R129, Blue](https://images-proxy.bestreviews.guide/IE7XkqEYiB1eARDJfsLYFpZBP3A=/0x150/https://m.media-amazon.com/images/I/41UotoYDO-L._SL500_.jpg)
10.0
13% off
2
![Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion](https://images-proxy.bestreviews.guide/DEWo4c7LVH3yopLdwli9Vle9mwY=/0x150/https://m.media-amazon.com/images/I/31BxkLrpA+L._SL500_.jpg)
Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion
Graco
![Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion](https://images-proxy.bestreviews.guide/DEWo4c7LVH3yopLdwli9Vle9mwY=/0x150/https://m.media-amazon.com/images/I/31BxkLrpA+L._SL500_.jpg)
10.0
3
![Bubblebum Inflatable Booster Car Seat - Travel Booster Seat - Portable Car Booster Seat - Booster Seat for Car - Narrow Slim Foldable Car Seat Booster - Perfect for Kids 4-11yrs Old - Twin Black](https://images-proxy.bestreviews.guide/HHTpNL8tyK_-jcPb8kuyhrr90io=/0x150/https://m.media-amazon.com/images/I/31V-f7FSTrL._SL500_.jpg)
Bubblebum Inflatable Booster Car Seat - Travel Booster Seat - Portable Car Booster Seat - Booster Seat for Car - Narrow Slim Foldable Car Seat Booster - Perfect for Kids 4-11yrs Old - Twin Black
BubbleBum
![Bubblebum Inflatable Booster Car Seat - Travel Booster Seat - Portable Car Booster Seat - Booster Seat for Car - Narrow Slim Foldable Car Seat Booster - Perfect for Kids 4-11yrs Old - Twin Black](https://images-proxy.bestreviews.guide/HHTpNL8tyK_-jcPb8kuyhrr90io=/0x150/https://m.media-amazon.com/images/I/31V-f7FSTrL._SL500_.jpg)
9.9
4
![Cozy N Safe Neo 125-150cm i-Size Child Booster Seat, 22-36KG, Approx. 6-12 Years Old, Forward Facing, Removable Covers, Deep Foam Padded seat and armrests, 3-Point Seatbelt, ECE R129](https://images-proxy.bestreviews.guide/9vdSp3mRCfwiz-4DqJW_C4Pl-Ds=/0x150/https://m.media-amazon.com/images/I/31oipC-lvdL._SL500_.jpg)
Cozy N Safe Neo 125-150cm i-Size Child Booster Seat, 22-36KG, Approx. 6-12 Years Old, Forward Facing, Removable Covers, Deep Foam Padded seat and armrests, 3-Point Seatbelt, ECE R129
COZY N SAFE
![Cozy N Safe Neo 125-150cm i-Size Child Booster Seat, 22-36KG, Approx. 6-12 Years Old, Forward Facing, Removable Covers, Deep Foam Padded seat and armrests, 3-Point Seatbelt, ECE R129](https://images-proxy.bestreviews.guide/9vdSp3mRCfwiz-4DqJW_C4Pl-Ds=/0x150/https://m.media-amazon.com/images/I/31oipC-lvdL._SL500_.jpg)
9.6
5
![My Child Brundle Group 2/3 Booster, Grey, 700 g](https://images-proxy.bestreviews.guide/OQxlXcVjYcw58gwr3MrlCsa8KrE=/0x150/https://m.media-amazon.com/images/I/317xt0n0mqL._SL500_.jpg)
My Child Brundle Group 2/3 Booster, Grey, 700 g
My Child
![My Child Brundle Group 2/3 Booster, Grey, 700 g](https://images-proxy.bestreviews.guide/OQxlXcVjYcw58gwr3MrlCsa8KrE=/0x150/https://m.media-amazon.com/images/I/317xt0n0mqL._SL500_.jpg)
9.4
6
![Graco Booster Basic R129 Backless Booster Car Seat, Lightweight at only 1.4kg, Suitable from approx. 7 to 12 years (135-150cm), Black fashion](https://images-proxy.bestreviews.guide/2cvqkkLLSE8vQ-NOZ3Hs64rkZgc=/0x150/https://m.media-amazon.com/images/I/31PzEtJYmgL._SL500_.jpg)
Graco Booster Basic R129 Backless Booster Car Seat, Lightweight at only 1.4kg, Suitable from approx. 7 to 12 years (135-150cm), Black fashion
Graco
![Graco Booster Basic R129 Backless Booster Car Seat, Lightweight at only 1.4kg, Suitable from approx. 7 to 12 years (135-150cm), Black fashion](https://images-proxy.bestreviews.guide/2cvqkkLLSE8vQ-NOZ3Hs64rkZgc=/0x150/https://m.media-amazon.com/images/I/31PzEtJYmgL._SL500_.jpg)
9.1
7
![All Ride Booster Seat Grey](https://images-proxy.bestreviews.guide/brTVa06Sk5UeGlqWnt8-NF4S_ls=/0x150/https://m.media-amazon.com/images/I/318PUBGoRoL._SL500_.jpg)
All Ride Booster Seat Grey
URBNLIVING
![All Ride Booster Seat Grey](https://images-proxy.bestreviews.guide/brTVa06Sk5UeGlqWnt8-NF4S_ls=/0x150/https://m.media-amazon.com/images/I/318PUBGoRoL._SL500_.jpg)
8.8
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