Why buy me the 2wayfix base is maxi cosis first car seat base which meets the latest government i size legislation compatible with the maxi cosi pebble cabriofix and 2waypearl car seats it allows little ones to travel rearward facing for longer about me car seat base for use from birth to 105 cm compatible with maxi cosi pebble cabriofix 2waypearl sold separately meets latest i size regulation when used in conjunction with 2waypearl connects using isofix anchor points light sound