The B Free & B Safe Ultra Travel System is designed for safety, comfort and mobility. It combines the B Safe Ultra Infant Car Seat and base, B Free Stroller, and car seat adapters in one convenient box. With this stroller, you are free to do it all. The 3 wheel configuration and one hand quick fold make this Britax stroller easy to navigate and transport. Never worry about a flat thanks to the all terrain rubber tires and the large expandable canopy with SPF provides extra protection for your child on sunny or rainy days. With an adjustable handlebar, every parent can find a comfortable grip height. This stroller offers a 65 lb weight capacity and spacious, near flat reclining seating area so your little one can ride longer. The Britax B Safe Ultra Infant Car Seat is specially engineered with Britax's top safety technologies. In addition to the two layers of side impact protection, the patented Safe Cell Impact Protection System includes a steel frame, energy absorbing base, V shaped tether to minimize seat rotation and staged release stitches that slow and reduce forward movement in the event of a crash. Easy installation using SafeCenter LATCH and built in lock offs makes it simple to secure the infant car seat base. You can also install without the base as needed using the European Belt Guide. The B Safe Ultra car seat is FAA approved without the base. Using the included Adapter, you can securely attach the infant car seat to the stroller to make a brilliant travel system that is perfect for your lifestyle. The B Safe Ultra Infant Car Seat can be used 4 35 pounds, height 32” or less. Infant Car Seat dimensions 17.75” W x 25” H x 30.62” D, harness slot heights 5.5 to 11 inches. Stroller dimensions 24” W x 42” H x 44” L.