The B- Safe 35 Infant Car Seat is engineered with Britax’ s top safety technologies. The rear facing seat features a layer of side impact protection and the patented SafeCell Impact Protection System includes a steel frame and energy- absorbing base. The B- Safe Accessory Base works in conjunction with the B- Safe Infant Car Seat to provide industry leading front, rear and side impact protection to manage crash forces and minimize ITAX infant/ child seats can be used rear facing from 5 to 40 pounds ( 2.
1 kilograms) and forward facing from 22 pounds and walks unassisted, up to 65 pounds ( 10 kilograms and walks unassisted, up to 29. 4 kilograms), depending on the seat.