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Nautilus® LX R44

Harness Booster with Side Impact Protection


Group 1/2/3 Car Seat
From approx. 1 to 12 years (9-36kg)

New! Sale Best Seller

Nautilus® LX R44

Harness Booster with Side Impact Protection


Group 1/2/3 Car Seat
From approx. 1 to 12 years (9-36kg)


Out of Stock Online
Only %1 left

Buy now

Free shipping on orders over €60

Delivery usually in 2-5 business days


2-Year Warranty

All The Features You Will Love

Graco Nautilus LX front angle

The perfect combination

Nautilus LX easily transitions from forward facing harness mode to highback booster mode, making it adaptable to your growing child.

Side angle view of Graco Nautilus LX reinforced steel frame

Safety matters most

Powerful stability comes along with reinforced steel that runs through the frame of the seat, providing greater structural integrity and durability.

Graco Nautlius LX easily-adjustable headrest

Easy does it

Parents will love the headrest that adjusts with only one hand, while kids enjoy the comfort of the 3-position recline.

Graco Nautlius LX cupholder and built-in storage

On-the-go drinks and snacks

Snacks, drinks and games are all within reach with the built-in storage pockets and cupholder.

Installation Video

Is Nautilus LX Right for Me?


Designed for children who are ready to ride in a forward facing car seat, Nautilus LX is the perfect choice for families with many adventures ahead. With 3-position recline, a cup holder, and built-in storage pockets for games and snacks, your kid will be comfortable during those longer trips – saving you from any more are-we-there-yets.


As your child grows, Nautilus LX quickly adjusts from a forward facing harness seat into a highback booster seat.

All Features

- EPS energy-absorbing foam for effective impact energy management
- Side impact protection safeguards your child's head and neck
- Steel reinforced frame for durability
- 5-point harness that easily adjusts with one hand


Ease of Use
- Integrated belt lock-offs for easier seat belt installation


Child Comfort
- 3-position recline for more relaxed comfort
- One-hand height-adjustable headrest
- Padded body insert and harness pads included
- Premium softgoods
- Built-in storage and cupholder
- Forward facing harness mode from approx. 1 to 4 years (9-18kg)
- Forward facing highback booster mode from approx. 4 to 12 years (15-36kg)

Product Length
Product Width
Product Height
Product Weight
Package Includes

(1) Nautilus LX harness booster car seat

(2) harness pads

(1) padded insert

(1) instruction manual


Can I machine wash Nautilus LX’s seat covers?
Yes, you can wash the covers in your washing machine with cold water only on the delicate cycle. Drip dry and do not use bleach.

Recommended Use

This car seat is suitable from approx. 1 to 12 years (9-36kg). Forward facing seat only.


Forward-facing harness mode: suitable from approx. 1 to 4 years (9-18kg) using the 5-point harness to secure your child inside the car seat. To install the car seat into your vehicle, use the 3-point safety belt.


Forward-facing highback booster mode: suitable from approx. 4 years to 12 years (15-36kg). Secure your child in the car seat using the vehicle's 3-point safety belt.

Care & Maintenance

To wash the covers: machine wash in cold water only on delicate cycle 30 degrees and drip dry. Do not use bleach.


Inspect and clean harness buckle from time to time to remove any objects or debris that could prevent correct installation.


Metal and plastic parts: clean with mild soap and cool water. No bleach or detergents.


To clean the harness straps: surface wash only with mild soap and a damp cloth. Do not immerse the harness straps in water, doing so may weaken the straps.

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