The PETITE&MARS Core Pro i-Size car seat is a safe choice for newborns and infants from 40 to 87 cm (0–13 kg). It offers i-Size (ECE R129) protection, a 5-point harness, an adjustable headrest (5 positions), and a newborn insert for comfort and correct positioning. It can be installed with the vehicle seat belt or on an ISOFIX base (sold separately) and, thanks to the adjustable carry handle and foldable canopy, ensures comfort on the go and outside the car.
i-Size safety with a 5-point harness
The ECE R129 (i-Size) standard and a 5-point safety harness with soft pads ensure a stable fit and better impact protection.
Newborn comfort and quick carrying
A soft newborn insert, padded side panels, and an adjustable carry handle for easy transfer from car to home.
Optional ISOFIX base for lightning-fast installation
Option to attach to a separately sold ISOFIX base with a support leg for firm and quick click-in installation.
Looking for a reliable car seat from birth to around 15 months? The PETITE&MARS Core Pro i-Size meets the strict ECE R129 standard and provides highly effective impact protection and everyday comfort. Thanks to the newborn insert and 5-position headrest, it grows with your child and maintains proper ergonomics.
Installation is easy – secure the seat with either the vehicle’s 3-point seat belt or an ISOFIX base with a support leg for quick click-in and stability (base sold separately). The adjustable carry handle makes transport easy, and the retractable canopy shields from sun and bad weather.
Why you’ll love it:
- i-Size safety (ECE R129) – tested standards and i-Size seating compatibility.
- Comfort from birth – soft newborn insert and padded harness.
- Grows with your child – 5 headrest settings for an ideal fit.
- Flexible installation – vehicle belt or ISOFIX base.
- Easy care – removable, washable cover.
Specifications
- Category
- Group 0+ (0–13 kg), i-Size 40–87 cm
- Standard
- ECE R129 (i-Size)
- Vehicle installation
- Vehicle 3-point seat belt or ISOFIX base (to be purchased separately)
- Orientation
- Rear-facing
- Child harness
- 5-point, padded
- Headrest
- Adjustable, 5 positions
- Newborn insert
- Included, removable
- Canopy
- Foldable / retractable
- Handle
- Adjustable, for carrying
- Cover
- Removable and washable
- Dimensions
- 72.4 × 44 × 38.5 cm
- Warning
- Do not use on a seat with an active front airbag. Always install rear-facing.
