3-in-1 harness booster helps protect your child, from toddler to youth Grows with your child from forward-facing harness (22-65 pounds) to highback booster (40-100 pounds) to backless booster (40-100 pounds) to continue to meet industry standards, we have increased the weight minimum from 30 to 40 pounds No-rethread simply safe adjust harness system allows the headrest and harness to adjust together in one motion.Do not use bleach Lightweight, portable seat is ideal for busy, active parents One-hand, 8-position adjustable headrest grows with your child 2 easy-to-clean cup holders keep your child's drinks and snacks close at hand Open-loop belt guides help properly position your vehicle’s seat belt