100% Polyester Blend Imported Made in Italy. Innovative design allows for quick and easy folding and closes inward, always keeping upholstery clean. The Ypsi converts from a Single Stroller to Double Stroller with the Ypsi Double Adapters and Companion Seat (both sold separately) Wheels with ball bearings and suspension allow for 360 Degree agility and less effort in pushing, Reversible stroller seat with three adjustable backrest positions: sitting, relaxing and resting Travel system compatible with Primo Viaggio Nido and Primo Viaggio Lounge car seats (sold separately)