Best Narrow Booster Car Seat

Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion

Jovikids I-Size Portable Booster Seat for Car with ISOFIX, 125-150cm (Group 2/3, 3-12 Years) for Kids, Comfortable, Compact, Convenient for Everyday Use, Great for Travel, ECE R129, Pink

My Child Brundle Group 2/3 Booster, Grey, 700 g

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

Maxi-Cosi RodiFix AirProtect High Back Booster Seat, 15 - 36 kg, 3.5 - 12 Years, Reclining ISOFIX Car Seat, Adjustable Headrest/Backrest, Extra Side Protection, Quick & Easy Buckle-up, Authentic Black

Maxi-Cosi RodiFix M i-Size, High Back Booster Seat, 3.5 - 12 years, 100 - 150cm, Kids Car Seat, G-CELL Side Impact Protection, Adjustable Height, Quick & Easy Buckle Up, ISOFIX Car Seat, Basic Black

Bebeconfort Manga i-Safe Car Seat Booster, Car Booster Seat for 6 – 12 Years, 125–150cm, Child Booster Seat, Portable Car Seat, Lightweight (<1kg), Easy Belt Installation, Fully Padded, Full Sunset

Graco Booster Max R129 ISOFIX backless booster seat, Lightweight at only 2.7kg, Suitable from 137-150cm (approx. 7 to 12 years), Midnight fashion

Graco Booster Basic R129 Backless Booster Car Seat, Lightweight at only 1.4kg, Suitable from approx. 7 to 12 years (135-150cm), Black fashion

BRITAX RÖMER car seat Adventure Plus 2, for Children from 100-150 cm (i-Size), 3,5-12 Years, Night Blue