With a few simple clicks, the Baby Jogger City Select 2 Second Seat Kit turns your City Select 2 single stroller into a double stroller. The kit includes the second seat and its mounting brackets. • Converts your City Select 2 stroller into a double stroller with a full-sized second seat; seat holds child up to 45 lb and includes a 5-point stroller seat harness • Extended UV 50+ canopy with peekaboo window keeps baby shaded; multi-position reclining seat and rotating calf support easily adjust • Integrated seatback pockets to hold baby's extras • Includes a second seat and mounting brackets