Best Narrow Child Booster Seat

Graco® TurboBooster® LX Backless Booster with Affix Latch | Backless Booster Seat for Big Kids Transitioning to Vehicle Seat Belt (Rio)

Chicco KidFit ClearTex Plus 2-in-1 Belt-Positioning Booster Car Seat, Backless and High Back Booster Seat, for Children Aged 4 Years and up and 40-100 lbs. | Obsidian/Black

Chicco GoFit Plus Backless Booster Car Seat with LATCH Attachment and Quick-Release LATCH Removal, Portable Travel Booster Seat for children 40-110 lbs. | Iron/Black

hiccapop

hiccapop UberBoost Inflatable Booster Car Seat | Blow up Narrow Backless Booster Car Seat for Travel | Portable Booster Seat for Toddlers, Kids, Child | Black/Gray

bubblebum

Bubblebum Booster Car Seat, Inflatable Booster Seat for Kids, Travel Carseat, Backless Portable Child Safety Seats for Car, Inflatable Seats for Cars 40-100 lbs, for 4 Year Old + Toddler, Kid - Black

Evenflo Maestro Sport Harness Booster Car Seat, Crestone Peaks

UPPAbaby Alta V2 High Back Booster Seat/Seven-Position, Active Support Headrest for Growing Children/SecureFit Integrated Belt Guide + Positioner/Cup Holder Included/Kavneer (Almond Mélange)

Cosco Topside Backless Booster Car Seat, Lightweight Booster Seats for Cars 40-100 lbs, Backless Booster Seat for Car, Leo

Clek Oobr High Back Booster Seat with Adjustable Headrest, Reclining Design, Latch System, and Retardant-Free Fabric, Railroad

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