Cosatto Tote i-Size BaseThe Cosatto Tote i Size Base is compatible with your Cosatto Tote i Size Car Seat (sold separately) The base easily and securely attaches with the Vehicles ISOFIX Connectors and when paired with you Tote i Size complies with the new i Size standards. Main Features Conforms to R129 standard Compatible with Tote i Size car seat Easy to install using ISOFIX points in the car Allows for Tote i Size car seat to be used with ISOFIX or i Size Collapsible leg