With the Boost Air Protect Booster Car Seat, Safety 1st brings Air Protect - its double-layered side-impact protection system -to a convertible booster seat that grows with your child all the way to 100 pounds and converts easily to a backless booster.Air protect advanced side impact protectionIntegrated shoulder belt guidesHideaway cup holders on each sideMulti-position adjustable headrestPadded, pivoting armrestsRemovable seat pad17"W x 27"H x 19"DWeight recommendation, 40 to 100 lbs, 40-57" tallPolyester/plasticSeat pad: Hand washMade in USA