Set Includes Stroller frame, stroller seat, rider board, infant car seat ring adapter, infant car seat post adapters, fenders, and rain cover Stroller Features Premium stroller with rider board accessory that is a master of motion intuitively designed to level up with 25+ modes of riding possibilities 25+ modesconvert from a single stroller to a double or twin and use the included rider board or sibling seat accessory (sold separately) Super easy to fold, flip the seat, or convert to bassinet or