I got the covers from 4KNines -
https://4knines.com/products/split-r...=9035351490621
I got the grey color which almost matches with the SilverStone Sensafin color. I got the split-rear covers and it has velcro opens for the ISOFIX for child seats. I also got it in regular size which is 54", which is tight but it does cover the whole rear seat.