Best Narrow Booster

Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear & Forward Facing, 10 Years 1 Car Seat, Slim Design Fits 3 Across, Blue Sky

Safety 1st Grow and Go Extend 'N Ride All-in-One Convertible Car Seat Mineshaft

Graco Turbobooster Highback Booster Seat, 2-in-1 Car Seat, Highback to Backless Booster, Lennon

Diono Cambria 2 XL 2022, Dual Latch Connectors, 2-in-1 Belt Positioning Booster Seat, High-Back to Backless Booster with Space and Room to Grow, 8 Years 1 Booster Seat, Pink

Diono Solana 2022, No Latch, Single Backless Booster Car Seat, Lightweight, Machine Washable Covers, Cup Holders, Pink

Graco Turbobooster Backless Booster Seat, Rio

Evenflo GoTime LX Booster Car Seat (Chardon Black)

Diono Everett NXT High Back Booster Car Seat, Lightweight Slim Fit Design, 8 Years 1 Booster Seat, Black

Diono Solana 2 No Latch, XL Lightweight Backless Belt-Positioning Booster Car Seat, 8 Years 1 Booster Seat, Black

Britax Skyline 2-Stage Belt-Positioning Booster Car Seat, Dusk