Baby car seat series cybex platinum carry weight 0 13 kg age 0 18 months group 0 side impact protection harness system 3 point safety harness padded seat belt padded clasp exterior measurements 67 x 44 x 40 weight 54 kg adjustable backrest central belt adjustment height adjustable adjustable headrest 11 x colour orange sun rain roof seat reducer manufacturer specific features lsp system slip cover washable cover