Features : -Allows you to turn your Baby Jogger City Mini, City Mini GT, Summit X3 or City Elite stroller into a travel system -Provides a place to securely attach your car seat to the stroller until your baby can sit in the upright seat -Stroller can be folded with the adapter attached -Must be installed without the sunshade -Adapt the following car seats : KeyFit / KeyFit 30 car seats from Chicco, Primo Viaggio SIP / Primo Viaggio 4-35 car seats from Peg Perego About the brand Take full advantage of life and leisure with your child with Baby Jogger strollers and accessories. Of high quality, safe, functional and perfectly adapted to keep up with your rhythm, Baby Jogger products are designed to find innovative solutions to your everyday problems. Baby Jogger has everything you need to make your outings simple, enjoyable and easy to use. From one-hand folding buggies to ones that adapt to expanding families, down to multiple baby car seat adapters, make sure your baby is safe at all times regardless of the weather.