DESC: Peg Perego's side-by-side double stroller is the unique and luxurious Peg Perego Aria Twin 60/40, perfect for parents with both a toddler and an infant child. The twin seats of this fashion-forward, Italian designed double stroller are different sizes - with the larger seat capable of carrying a Peg Perego infant car seat like the Primo Viaggio SIP 30/30.