Simplicity / Dream Car Seat Adaptors These Car Seat Adaptors are compatible with the Silver Cross Pioneer, Wayfarer, Horizon, Pacific and Pursuit pram systems.  They fit easily to the chassis and allow you to quickly attach your Simplicity, Simplicity Plus or Dream infant carrier to create a convenient travel system. The push button release system means using your car seat with your pram could not be easier! Compatible silver Cross Pushchairs: Pioneer Wayfarer Pacific Pursuit Horizon Compatible Car Seats: Simplicity Simplicity Plus Dream