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Britax One4Life ClickTight Car Seat - Onyx

One4Life convertible to booster car seat grows with your child for 10 years - from 2.3kg - 54kg & up to 160cm tall.


Type Convertible seat
Seat belt or Latch (this is the American version of ISOFIX) The top tether must be used in forward-facing mode
Child's Size
Rear-Facing 2.3kg - 22.7kg, Forward Facing 10kg - 29.5kg
Booster Mode 18.1kg - 54.4kg
Child's Age (approx) Birth - 10 years (approx)
Direction Rear-facing and forward-facing 



- Clicktight Installation 

Install with confidence, every time. You’ll know it’s right in just 3 easy steps: Pinch to open. Thread & buckle. Click it closed.

- Safecell Technology

Crumples to help absorb crash energy.

- Patented V-Shaped Teether

Helps slow and reduce movement during a crash.

- High Strength Steel Frame

Reinforces the seat structure to help keep it stabilised.

- 2 Layers of side impact protection

Surround your child’s head, neck and torso.

- Quick push 9 position recline

Helps you find the most comfortable fit for your child and best fit for your vehicle.

- 15 position quick adjust headrest and harness

Create the perfect fit as you child grows.

- Build-in cooling channels and ventilated mesh

Improve airflow to keep your child comfortable.


Compatible Accessories

Britax One4Life ClickTight Car Seat Anti-Rebound Bar

Britax Seat Saver Waterproof Liner

Britax Vehicle Seat Protector

Britax Kick Mats x 2

Britax Car Seat Travel Bag

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