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Car Seats 6-12 Years Old

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Latte beige booster seat with side arm rests, contoured cushion, and label Latte beige booster seat with side arm rests, contoured cushion, and label

For Your Little One

For Your Little One UpGo Belted Booster Seat - Latte Beige (6-12 Years)

£15.95
£15.95 -46%
£29.99
Teal UpGo belted booster seat with safety instructions panel and side wings Teal UpGo belted booster seat with safety instructions panel and side wings

For Your Little One

For Your Little One UpGo Belted Booster Seat - Sage Teal (6-12 Years)

£15.95
£15.95 -46%
£29.99
Blush rose booster seat with headrests and safety instruction label on the side Blush rose booster seat with headrests and safety instruction label on the side

For Your Little One

For Your Little One UpGo Belted Booster Seat - Blush Rose (6-12 Years)

£15.95
£15.95 -46%
£29.99
Teal car booster seat with padded headrests and visible ISOFIX attachment hardware Teal car booster seat with padded headrests and visible ISOFIX attachment hardware

For Your Little One

For Your Little One UpGo ISOFIX Booster Seat - Sage Teal (6-12 Years)

£21.99
£21.99 -26%
£29.99
Black UpGo booster seat with side instruction label panel Black UpGo booster seat with side instruction label panel

For Your Little One

For Your Little One UpGo Belted Booster Seat - Midnight Black (6-12 Years)

£15.95
£15.95 -46%
£29.99
Latte beige booster seat with instruction label and UpGo Fix logo on side. Latte beige booster seat with instruction label and UpGo Fix logo on side.

For Your Little One

For Your Little One UpGo ISOFIX Booster Seat - Latte Beige (6-12 Years)

£21.99
£21.99 -26%
£29.99
Dark fabric belted booster seat angled view with orange safety label and UpGo logo Dark fabric belted booster seat angled view with orange safety label and UpGo logo

For Your Little One

For Your Little One UpGo Belted Booster Seat - Slate Mist (6-12 Years)

£15.95
£15.95 -46%
£29.99
Blush rose booster seat three-quarter view with side headrests and black ISOFIX parts Blush rose booster seat three-quarter view with side headrests and black ISOFIX parts

For Your Little One

For Your Little One UpGo ISOFIX Booster Seat - Blush Rose (6-12 Years)

£21.99
£21.99 -26%
£29.99
Dark booster seat with UpGo Fix marking and orange safety label on side Dark booster seat with UpGo Fix marking and orange safety label on side

For Your Little One

For Your Little One UpGo ISOFIX Booster Seat - Slate Mist (6-12 Years)

£21.99
£21.99 -26%
£29.99
Midnight black UpGo Fix ISOFIX booster seat with padded headrest and side wings Midnight black UpGo Fix ISOFIX booster seat with padded headrest and side wings

For Your Little One

For Your Little One UpGo ISOFIX Booster Seat - Midnight Black (6-12 Years)

£21.99
£21.99 -26%
£29.99
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Car Seats 6-12 Years Old
Car Seats 6-12 Years Old
Explore the range

Discover Car Seats 6-12 Years Old

Finding the right car seat for a child aged 6 to 12 years matters more than most parents realise. At this stage, children are transitioning out of high-back booster seats and need a seat that fits their growing frame correctly — keeping them safe, comfortable, and correctly restrained on every journey.

Our range of car seats for 6 to 12 year olds includes forward-facing booster seats and high-back boosters designed to meet UK and EU i-Size safety standards. Whether you need ISOFIX installation for added security or a lightweight seat for easy transfers between cars, you'll find the right option here.

What to Look for in a Car Seat for 6–12 Year Olds

  • Height-based fitting — i-Size seats fit by height (typically 125–150cm), giving a more accurate and safer fit as your child grows
  • ISOFIX connection — rigid anchorage directly to the car chassis for a secure, error-free installation every time
  • Removable, washable covers — essential at this age for keeping seats fresh day to day
  • Compliance with R129 (i-Size) or ECE R44 — look for seats that meet current UK safety regulations
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Need to know

Frequently asked questions

Helpful answers to some of the questions our customers ask most often.

Your child should move to a booster seat when they have outgrown their previous seat — usually when they reach the maximum height or weight limit. In the UK, children must use an appropriate car seat until they are 135cm tall or 12 years old (whichever comes first). The Lullaby Trust and road safety experts recommend always moving up by height rather than age for the safest fit.
ISOFIX is not legally required but is strongly recommended by child safety experts. ISOFIX anchors the seat rigidly to your car's chassis, eliminating common installation errors that can compromise safety in a collision. If your car has ISOFIX points (most vehicles made after 2004 do), choosing an ISOFIX booster seat for your 6–12 year old offers significantly greater peace of mind.
Always check the manufacturer's vehicle compatibility list before purchasing. Most booster seats and high-back boosters are suitable for a wide range of vehicles, but the fit can vary. If you are unsure, contact our team at For Your Little One — we're happy to help you confirm compatibility and find the right seat for your car and your child.
Still have a question? Our customer care team is here to help.