Polyester Made in the USA or Imported Converts from a single to a double stroller by adding a sibling seat, bassinet or car seat adapters Use from birth with Thule Sleek Bassinet or car seat adapter (sold separately) Shock-absorbing 4 wheel suspension for a smooth ride Extendable ventilated canopy with UV protection (UPF 50+) No-puncture foam-filled 11" rear tires and swiveling front wheels that can be locked into place Simple compact fold with auto lock Large expandable cargo basket with zip-top cover Comfortable large seating area with adjustable footwell Reclining and reversible seat Accessory Car seat adapters (sold separately) fit all major brands including Nuna, Maxi-Cosi, Chicco, Cybex