The Peg Perego 
                                Primo Viaggio 4-35 Lounge is part of the
                                Car Seats test program at
                                Consumer Reports.  In our lab tests, Infant Car Seats
                                models like the Primo Viaggio 4-35 Lounge are rated on multiple criteria, such as those
                                listed below.
                            
                                                        
                                Maximum weight:
                                The maximum weight of a child that a model will accommodate.
                            
                                                        
                                Ease of use:
                                Includes the clarity of instructions, installing the seat, adjusting harness positions, placing a child in the seat, securing the harness, and removing the child.
                            
                                                        
                                Fit-to-vehicle LATCH:
                                A rating of how easy it is to securely and correctly install each seat using the LATCH system in a variety of vehicles and how well the seats fit each vehicle once installed.