• £259.95
  • (FREE UK Mainland Delivery On Orders Over £49.99)
Item out of Stock | Usually dispatched within 24 hours

The Sirona M2 i-Size is the frontrunner in a new generation of car seats – it can be used rear-facing from birth up to 105 cm, or forward facing from 76 cm (min. 16 months) up to 105 cm. The 12-position height-adjustable headrest provides extra protection for every age while the integrated L.S.P system and the energy-absorbing shell help to protect your child against the forces of a collision.

  • ECE R-129
  • From 45 cm - 105 cm, up to approx. 4 years


  • With SensorSafe: A unique smart chest clip that enhances the safety of your child in the car.
  • Energy Reduction Technology: Reduces the strain on the neck in case of a front impact (forward-facing)
  • Growing Protection: 12-position height-adjustable headrest. Excellent protection for every age
  • Easy Entrance and Exit: Harness clips make moving your child in and out of the seat easy
  • Integrated L.S.P. System: Extendable on side facing the car door
  • One-Hand Recline Function: For optimal sitting and lying positions (5 rear-facing, 3 forward-facing)
  • Click-In Seat Fitting System: Enables an easy change between the rear-facing and the forward facing positions • Rear-Facing: Up to 4 years and/or 105 cm; optional forward facing (starting from 76 cm, min. 16 months)

What is a SensorSafe chest clip?

A unique smart chest clip and monitoring system that ensures the safety and health of your child is always your first priority.

  • HARNESS SYSTEM CONTROL – Keeps your child securely fastened at all times.
  • CHILD ALONE WARNING – Ensures your child is always with a parent or loved one.
  • TEMPERATURE – Ensures your child always travels at a safe temperature.
  • TAKE A BREAK ALERT – Ensures your child doesn’t sit in the car for too long.
  • INSTALLATION CHECKLIST – Maximises the safety of your child and ensures correct installation for the parent.


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