The Graco TurboBooster Highback Booster is designed to safely transport your big kids from 4-10 years old and 40-100 lbs, as well as up to 57 inches tall. The 2-in-1 forward-facing seat easily converts from highback booster to backless booster for years of use. Featuring EPS, energy-absorbing foam for effective impact management, padded, adjustable armrests and hide-away cup holders, and an adjustable multi-layer headrest, this booster is engineered and tested to meet or exceed US standards. Please note, we do not guarantee compatibility.