The Graco® Nautilus® SnugLock® Grow™ 3-in-1 Forward-Facing Harness Booster Car Seat grows with your child from a forward-facing harness (22-65 lb) to highback booster (40-100 lb) to a backless booster (40-120 lb). The No-Rethread Simply Safe Adjust™ Harness System allows the headrest and harness to adjust together for your convenience, and the 11-position headrest and 4-position recline mean added comfort for your child's best ride. Dual cup holders keep snacks and drinks within reach. This car seat is Graco® ProtectPlus Engineered™ to help protect your child in frontal, rear & rollover crashes. Stages: 3 modes of use: forward-facing harness (22-65 lb), highback booster (40-100 lb), backless booster (40-120 lb) Grows with Child: Grow technology—the backrest widens as headrest rises, 4-position recline, 11-position adjustable headrest and no-rethread harness Includes: SnugLock® technology, Push-button LATCH equipped, 2 easy-to-clean cup holders, harness covers, padded armrests, harness storage for booster mode Safety Features: Graco® ProtectPlus Engineered™ helps to protect your little one in frontal, rear & rollover crashes; steel-reinforced frame; EPS-energy-absorbing foam Grow Technology: Backrest widens as headrest rises for your child’s best fit and comfort at every stage SnugLock® Technology: Installs in less than one minute using vehicle seat belt or LATCH