10 Best Booster Seat For 4 Year Olds 2024 in the US

1.

3-in-1 Harness Booster: Versatile design transitions from harness booster to highback booster to backless booster, suitable for children from 22 to 100 pounds.

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Graco ProtectPlus Engineered: Ensures safety through rigorous crash testing, providing protection in frontal, side, rear, and rollover crashes.

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No-Rethread Harness System: Headrest and harness adjust together without rethreading, simplifying height adjustments as your child grows.

4.

Lightweight & Portable: Easy to move and transfer between vehicles, making it convenient for busy families on the go.

5.

One-Hand Headrest Adjustment: Features an 8-position adjustable headrest that can be easily altered with one hand to accommodate your growing child.

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DuoGuard Protection: Two layers with rigid shell and EPS foam for impact protection.

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Adjustable Headrest: 10-position headrest adjusts from waist for comfort.

3.

Premium LATCH System: SuperCinch tightener and quick-release for easy transfer.

4.

Zip-Off Cushions: Quilted cushions are durable, comfortable, and machine washable.

5.

ErgoBoost Plus Seat: Contoured seat with triple-foam padding for support.

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2-in-1 Convertibility: Easily transitions from a 5-point harness to a belt-positioning booster to accommodate growing children.

2.

DuoGuard Protection: Features a deep rigid shell with EPS energy-absorbing foam for enhanced head and torso protection.

3.

Steel-Reinforced Frame: Offers additional durability and impact protection for increased safety.

4.

Easy Installation: Equipped with premium LATCH connectors and LockSure system for a secure and straightforward installation process.

5.

Adjustable Comfort: Includes a 9-position headrest and 4-position recline for a comfortable fit that grows with your child.

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Age and Size Range: Suitable for children from 4-10 years old, weighing 40-100 lb and up to 57 inches tall.

2.

Graco ProtectPlus Engineered: Meets rigorous crash tests for frontal, rear, and rollover accidents, plus additional testing for extreme temperatures.

3.

2-in-1 Convertibility: Transitions from a highback booster to a backless booster for extended use as your child grows.

4.

Height-Adjustable Armrests: Armrests can be adjusted for comfort, accommodating your growing child.

5.

Hide-Away Cup Holders: Integrated cup holders that can be hidden away to save space or used to hold drinks and snacks.

1.

Convertible Design: Evolves with your child from a forward-facing car seat to a high-back booster, suitable for kids 2-8 years old or 22-110 pounds.

2.

Dual Use: Functions as a 5-point harness car seat for toddlers and as a high-back booster seat for older children.

3.

Adjustable Harness: Harness easily adjusts to fit your growing child, ensuring safety and comfort.

4.

Belt Positioning: Features a shoulder seat belt guide for proper positioning of the vehicle's seat belt on your child.

5.

Easy to Clean: Comes with a machine-washable pad that is also wipeable for quick cleanups.

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DuoGuard Protection: Offers superior head and body support with a 10-position height adjustment for enhanced child safety and comfort.

2.

Grab & Go LATCH System: Features premium LATCH connectors, a SuperCinch one-pull tightener for stability, and quick-release for easy transfer, making it a convenient portable booster seat.

3.

ClearTex Fabric: Utilizes fabric with no added chemicals that meets federal flammability standards, ensuring a safe and clean environment for your child.

4.

ErgoBoost Comfort: Includes a contoured seat with double foam padding and two dishwasher-safe CupFolders for comfort and convenience.

5.

2-in-1 Design: The booster seat can be used as a high back booster with a 2-position recline to match the vehicle seat, or as a backless booster for older children.

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2-in-1 Design: Easily transitions from a forward-facing harness to a belt-positioning booster as your child grows.

2.

9-Point Harness: One-hand adjustable harness and headrest to ensure a perfect fit with no rethreading required.

3.

Quick-Push LATCH: Installation is simplified with quick-push LATCH connectors and a color-coded belt guide.

4.

Britax Safety: Built with a high-strength steel frame, crumple zone, and patented V-shaped tether for added safety.

5.

Premium Comfort: Superior padding and fabrics for comfort, with stay-put harness pads to prevent neck rubbing.

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Suitable for 40-110 lbs: Designed for children at least 4 years old, weighing between 40-110 lbs, and 38-57 inches tall.

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LATCH Equipped: Features LATCH system for stability, with a quick-release design for one-hand removal.

3.

ErgoBoost Contoured Seat: Double foam padding and contoured design provide support and comfort for the child.

4.

Belt-Positioning: Includes integrated lap belt guides and a shoulder belt clip for proper fit and secure booster seat installation.

5.

Easy Care: Comes with dishwasher-safe cup holders, machine-washable seat pad, and pop-out armrest covers for convenient cleaning.

1.

Ultimate Travel Convenience: The USA’s Original backless inflatable booster seat designed for easy portability and stability.

2.

Safety Assurance: Exceeds US federal car safety standards with patented ComfortMax technology for children 40-100 lbs.

3.

Versatile Use: Ideal for everyday use, car rentals, taxis, vacations, and carpooling, catering to children aged 4-11.

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Space-Saving Design: Narrow, compact, and slim fit allows for fitting three kids across the back of most cars.

5.

Award-Winning Quality: Recipient of the ‘Mom's Best Award’ and ‘Parent Tested Parent Approved’ award, with a lifetime guarantee.

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2-in-1 Design: Easily converts from a high back booster to a backless booster for extended use.

2.

Weight and Height Range: Accommodates children from 40 to 120 pounds and up to 63 inches in height.

3.

Comfort Features: Includes plush, foam padding and built-in arm rests for a comfortable ride.

4.

Easy Cleaning: Features a removable cover and dishwasher-safe cup holders for convenient cleaning.

5.

Enhanced Safety: Offers 2 layers of side impact protection with an energy-absorbing shell and foam-lined headrest.