Set Includes Two sets of harness Features The Larktale Double Seat Kit converts each single seat of the Larktale caravan stroller/wagon (sold separately) into a double seat With the Double Seat Kit, you can take your carpool outside the vehicle and attach a kit to both sides of the caravan to make it a 4-seater Or with your family's gear on one side of the caravan and your littles safety strapped in on the other: the options are plenty, and plenty of fun Adjustable 5-point safety straps Height-adjustable saddle seat adapts to your growing riderSpecifications Suitable for children from 6 months, and comfortably seating children up to 2 years old; each harness will hold up to 30 lbs., for a total seat capacity to 60 lbs. Compatible with the following (sold separately): Larktale Caravan Stroller Wagon Manufacturer's 1-year limited warranty