Childcare Hipod Unity Frame_121300-002 allows you to attach various adaptors to connect your Hipod/Unity Car Seat to your stroller. This provides a convenient and safe way to transport your baby in different scenarios. The frame is made of durable metal and plastic materials, ensuring longevity and reliability. Assembly is straightforward, as you simply need to attach the plastic adaptors to the metal frame using the provided bolts and nuts. Remember to check the orientation of the frame assembly to ensure proper fit onto your stroller.