Enter the weight and height of your child to view the car seats which are appropriate for them.

5 Group 123Group 1-2-3 car seat is a combination seat which encompasses Groups 1, 2 and 3. A high-backed booster seat with an integrated harness.

What’s it like?

A forward-facing seat that:

  • Uses a 5-point harness or impact shield to secure children up to 18kg
  • Uses an adult seat belt when used as a booster seat to secure children 15kg – 36kg
  • Has a seat belt or ISOFIX* fitting to the vehicle
  • Often has a limited recline

Who it’s for?

  • Weight: 9-36kg
  • Approximate age: 9 months – 12 years

Top tip

Combination seats cover a wide age group. It’s important to ensure the seat meets your child’s needs, especially when moving from an infant carrier.

* ISOFIX seats must be approved by the seat manufacturer for use in your car (check compatibility approval list).

Upcoming Events

Britax iSize VisualGet your FREE guide on all you need to know about i-Size!

Enter your details and you will receive our free guide on all you need to know about i-Size.

Supported By

Arnold Clark
Britax logo

Endorsed By

RSS logo
Police Scotland Logo
Scottish Fire
IAM RoadSmart_Logo_RGB_72dpi

Buying a new car seat for your child?

Download our FREE Buying Checklist and Retailer Consultation Form and take to a retailer with you to ensure you get the correct advice.

Click to download both (zip file)

If not, click to close this window and enter the main site.