Keep your child safe and secure with the Britax Parkway SG 2013 Belt-Positioning Booster Seat. Featuring exclusive SafeCell Technology, the Britax Parkway SG 2013 Belt-Positioning Booster Seat lowers your child's center of gravity in the event of an accident to reduce the forward movements of the car seat for exceptional safety. In addition, the Britax Parkway SG 2013 Belt-Positioning Booster Seat includes true side impact protection, SecureGuard to prevent your child from slipping out of the lap-belt part of the car's seat belt, an adjustable head restraint, high density comfort foam, a removable cover, color-coded vehicle belt guides, armrests, two retractable cup holders and more. Plus, the Britax Parkway SG 2013 Belt-Positioning Booster Seat easily coverts to a backless booster seat as your child grows for safe and comfortable seating. The Britax Parkway SG 2013 Belt-Positioning Booster Seat is for children weighing between 40 and 120 pounds. Features & Benefits: Safe and secure Britax Parkway SG 2013 Belt-Positioning Booster SeatEasily converts to backless booster to accommodate growing child Safe Cell Technology reduces forward movement in event of an accident True side impact protection distributes crash forces and prevents injuries to head, neck and spine Secure Guard prevents child from slipping out of the seat belt's lap-belt Quick-adjust head restraint Safe and comfortable high density comfort foam Color-coded vehicle belt guide Removable cover Comfortable armrests Two retractable cup holders Height with booster back: 38" to 63"Seated shoulder height with booster back: 15" to 21.5"Weight capacity: 40 to 120 lbs.