The Sit N Stand Ultra stroller offers multiple riding positions, allowing kids to sit or stand together the ride, or use an baby baby car seat in both the front and rear facing seats. The Sit N Stand Extremely stroller may accept 1 or 2 baby car seats, (offered separately) all Infant Trend baby car seats, and select designs from other brands to produce a journey system. Please refer to our baby car seat compatibility chart for more information: http://www.babytrend.com/faqs_carseatcompatibility.html.Folds compactly for easy storage space and travel, large storage basket, and has a foot activated brake. The unique rear facing seat allows your older child, (up to fifty lbs.) to ride or they can easily ahead face to stand on the sturdy stand on platform. The child tray conveniently can swing away permitting even older children easy access to the actual front seat, the mother or father tray has protected storage with cupholders, with a second child cupholder for your more mature position or rear facing child.