From UPPAbaby, this  piggyback features: Big brother or sister can tag along for the ride: The PiggyBack ride along board allows your toddler to join in the stroll, even when they are too tired to walk on their own. Just attach to the back of your CRUZ stroller and your older one is ready to roll. Weight limit: 55 lbs Quick snap on and off attachment Conveniently lifts out of the way when not in use Stroller can fold with PiggyBack attached Made from natural, eco-friendly wooden material Non-skid surface prevents slipping Not Compatible with CRUZ V2 Imported.