The Best Narrow Booster Seat of 2023

BELT-POSITIONING BOOSTERS - Suitable from 40 - 120 lb (18 - 54 kg) or up to 63" (160 cm) tall.

COMFORTABLE & CONVENIENT - Ergonomic seat base for big kid comfort and lightweight design to move between vehicles with ease.

EASY REMOVE COVERS - Machine washable covers for easy cleaning.

TWO CUP HOLDERS - Elasticated cup holders perfect for road trip drinks and snacks.

SAFETY BUILT IN - Diono booster are always tested over and above safety standards.

PATENTED STABILITY SYSTEM - The only inflatable car booster seat with a patented stability system and high density memory foam, giving added reassurance to you and extra comfort to your child

TAKE ANYWHERE CAR BOOSTER - The inflatable travel car booster seat for children aged 4 - 11yrs and weighing 40 - 100lbs. Comes with an additional Seat Belt Positioning Clip. LIFETIME GUARANTEE!

PORTABLE & PACKABLE - The USA's lightest backless car booster seat. Folds away to fit in a purse or backpack for everyday use. It can be easily carried by children wherever they go. Ideal for everyday use, car rentals, carpools, taxis, and vacations

GOLD STANDARD SAFETY - BubbleBum has been named an IIHS ‘Best Bet’ booster for the past 10 years. It meets (and exceeds) all US and EU safety standards

FIT 3 ACROSS - The thin, narrow, slimline and compact design is perfect for the middle seat. It will even fit between 2 full-size car seats. BubbleBum allows you to fit 3 children across in almost any car

A FAMILY FAVORITE - BubbleBum has won dozens of design and consumer awards. Most recently ‘Parent Tested, Parent Approved’ placed it on their ‘Moms Best List’ for 2021

Made In Italy. Holds up to 120 lbs with a maximum height of 63 inches

Has an integrated Rigid latch which makes it easy to place in car and keeps booster secure when child is not present

The integrated rigid latch can slide back into the booster, allowing it to easily be used in vehicles without latch

Integrated rigid latch contains our exclusive Blind Lock System, which protects the seat from inadvertent release

Cup holder included

COMPACT AND NARROW BOOSTER SEAT - the world’s most compact and narrow, backless booster. Designed for kids, aged 4 and up, 40 to 100 lbs, and 40 to 57 inches tall, mifold is more than 10x smaller than a traditional booster, and just as safe

PORTABLE BOOSTER SEAT IDEAL FOR TRAVEL – mifold foldable booster fits into a child’s backpack, glove box or parent’s handbag, making it perfect for carpooling, as a travel booster, for ride sharing and much more.

KEEPS CHILD SECURE – mifold ensures optimal seatbelt fit. Instead of lifting the child up, the grab-and-go car seat adjusts the adult seatbelt by pulling it down to fit the child safely and securely. Fabric Care Instructions: Surface wash with mild solution of soap and water. No bleach. Wipe with clean water to remove soap. Air dry

SAFETY TESTED – This kids booster seat meets or exceeds NHTSA standard FMVSS 213 in the USA.(THIS PRODUCT IS ONLY FOR USE IN THE USA and is not the International version, regulated under ECE R44/04)

CONVENIENT– This travel car seat is easy to use and has won many awards, including a Mom’s Choice and Parents’ Picks Awards. It’s a great choice for older kids, grandparents or for fitting three children in a row.

The dimensions for the open mifold are 8.4"x9.3"x14.75". The dimensions mifold when it is closed/ folded for the purpose of portability or storage is 2"x10"x5".

PORTABLE AND PACKABLE | Car seats no longer have to be heavy, bulky and impractical. The hiccapop UberBoost portable car seat inflates with only a few breaths (takes less than 20 seconds), and installs easily and quickly. Deflates and rolls up tightly in its own travel bag for compact fit in suitcases, carry-ons, large purse or backpack.

CERTIFIED SAFE FOR YOUR MOST PRECIOUS CARGO | Your child deserves a comfortable and safe car seat for those quick journeys in rental cars, taxis, Uber rides, on school trips or in car pools. Meets or exceeds all federal standards for car seat safety (FMVSS213 Federal Motor Safety Standard for USA).

STURDY, STABLE, SECURE | Non-skid base is designed to sit firm and steady on leather, vinyl or cloth seats. Provides soothing stability while riding and limits movement in case of an accident. Gentle on your upholstery.

PRACTICAL DIMENSIONS | Narrow yet roomy design allows you to fit 3 UberBoost inflatable car seats across the back seat of smaller vehicles, or fit 1 in between 2 traditional car seats. Perfectly accommodates large families, car poolers and busy soccer moms!

SECURITY AND COMFORT | Buoyant and extra comfy for small bottoms. (Your little one will love the ultra cushiony design!) Positioning clips ensure that child’s belt fits properly and comfortably across the lap rather than dangerously digging into the stomach, preventing internal damage in the event of an accident.

ADJUSTABLE BOOSTER – hifold booster seat is the world’s most adjustable booster, with unique “multi-fit” technology that can be adjusted to 243 individual settings. This car seat is designed for kids aged 4+, 40-100 lbs., and 40 to 59 inches tall.

FOLDING AND PORTABLE BOOSTER FOR TRAVEL AND MORE –The world’s most portable booster. The “multi-fold” system quickly folds down to a compact and convenient size for storage, travel, carpooling and more. It is lightweight and includes convenient carry strap.

KEEPS CHILD SECURE – hifold kids booster seat not only grows with your child, but ensures optimal seatbelt fit and comfort while they grow. It can be adjusted in 4 areas: the seat, body, head width and height. Care Instructions: Surface wash with mild solution of soap and water. No bleach. Wipe with clean water to remove soap. Air dry

SAFETY TESTED – This portable car seat meets or exceeds NHTSA standard FMVSS 213 and is regulated for global use, so it can be taken and used everywhere in the world except Australia and Taiwan.

CONVENIENT AND NARROW BOOSTER SEAT – This travel booster seat is easy to use and has won many awards, including the 2019 Creative Child Product of the Year Award. Use this car booster seat for older kids, grandparents cars or for fitting three children in a row.

AGE AND SIZE RECOMMENDATIONS: The Spider-Man backless booster seat is designed for children a minimum of 4 years old, weighing 40-100lbs and 40"-57" in height

ADDED COMFORT: The contoured booster seat cushion is made with extra polyurethane foam padding so your child will enjoy every moment of their ride while flying around in the city that never sleeps

BELT POSITIONING CLIP: Our Spider-Man back booster seat has a shoulder seatbelt positioning clip so you can easily adjust the seat belt according to your child's size

CERTIFIED SAFE: Drive safe knowing your Spider-Man booster car seat is a certified “BEST BET BOOSTER” from the Insurance Institute for Highway Safety and exceeds the Federal Motor Vehicle Safety Standards

CUP HOLDER: Equipped with a cup holder so your child can enjoy their beverage or snack at any time during the ride

XL BOOSTER WITH ROOM TO GROW- Keep your child safe and comfortable with the backless booster seat mode now up to 120 lb / 54 kg. Wide booster with ergonomically contoured seat prevents slipping and has extra length for better leg support

LIGHTWEIGHT & PORTABLE- This lightweight design makes this backless booster in any mode easy to transfer between vehicles

TWO RETRACTABLE CUP HOLDERS- Space saving cup holders keep drinks and snacks within easy reach.Shell and Components: Spot or Wipe Clean

QUICK, SECURE INSTALLATION- Integrated LATCH connectors and front adjusters allows you to quickly tighten the booster to the vehicle seat with ease

MACHINE WASH- The comfortable fabric cover is easily to remove and machine washable for easy and quick cleaning

KEEP KIDS SAFE THROUGH TWO STAGES - The Cosco Highback Booster car seat takes your child from 22 lbs. to 80 lbs. with its two different modes. Use the 5-point harness for smaller children and convert it to a belt-positioning booster seat as they grow.

2-IN-1 SAFETY SEAT - The Highback Booster is LATCH equipped and features a 5-point harness that can be adjusted from the front. As the child grows, simply remove the harness to use it as a belt-positioning booster car seat.

SHOULDER BELT GUIDES - While in belt-positioning booster seat mode, the shoulder belt guides provide parents with two options for threading the vehicle seat belt to give children of different heights a better fit.

MACHINE WASHABLE SEAT FABRIC -Messes happen. When they do, you can easily remove the seat pad and clean it in a washing machine and dryer.

REMOVABLE AND DISHWASHER-SAFE CUP HOLDER - The removable and dishwasher-safe cup holder allows for easy cleanup of spills.