"Booster seats kids WANT to stay in; the KidsEmbrace Fun-Ride Series. KidsEmbrace Fun-Ride Series high back booster seats meet or exceed Federal Motor Vehicle Safety Standard (FMVSS 213), and boast a BEST BET Booster rating from the IIHS (Insurance Institute for Highway Safety). This high back booster can be used for children over 3 years old, 30 to 100 pounds and 38 to 57 inches in height. The booster seat easily converts from a high back booster seat to a backless booster seat for children at least 4 years old, 40-100 lbs, and 40""-57"" in height. Designed with a seat cover that can be easily removed, wiped off, and is machine-washable (gentle cycle). Gender: unisex."