The maxi cosi pebble is suitable from birth to 13 kg approx 12 months and is compatible with maxi cosi and quinny pushchairs to form a stylish and practical travel systemthis car seat goes above and beyond minimum standards to ensure maximum safety and added piece of mind for parentsto ensure your baby stays comfortable in their car seat as they grow44 the harness and head hugger easily adjusts togetherfor convenience the pebble features a stay open harness to make placing babies in the