The PEG YPSI Travel System - 2025 combines the YPSI Stroller and the Primo Viaggio 4/35 Nido Infant Car Seat, offering parents a premium, versatile solution from day one. Designed with Italian craftsmanship, this modular system adapts to your family’s needs, providing safety, comfort, and convenience for both everyday use and long journeys. The lightest weight single to double on the market. With the purchase of Peg Perego's Double Adapter the YSPI can be easily converted into a double stroller.