Designed to protect your precious little one from birth to 83cm the imatrix complies with the ece r129 i size regulations so you can be safe in the knowledge your infant is in safe hands lighter than previous matrix versions it is now an impressive 20 lighter weighing just 4 6kg designed to be installed with the iplatform it should always be fitted in a rear facing position anchored to the car with isofix and a front anti rotation leg for complete safety and reliability this is the safest