TurboBooster® Stretch2Fit™ Booster Seat stretches to fit your growing big kid. The back and headrest each adjust independently to offer 9 separate height positions for ultimate fit and comfort. This 2-in-1 booster transforms from a highback booster seat to a backless booster seat to help safely transport your big kid from 40-110 lb. Breathable mesh AirFlow channels provide improved ventilation to keep your child cool and comfortable. Open-loop belt guides help your independent big kid with self buckling. The seat converts to a backless booster when your child is ready and front-adjust LATCH allows for easy self buckling. The integrated cup holder keeps your child s drink close at hand and hideaway storage stows their essentials. The soft fabric seat pad easily removes for cleaning. The seat is Graco® ProtectPlus Engineered™ to help protect in frontal rear and rollover crashes.