Give your child a comfy lift with the Cosco Kids™ Topside Booster featuring an extra-plush pad. This booster gives kids the extra height they need to keep seatbelts properly positioned. Super lightweight it’s simple to move from car to car and offers a seat-friendly design that won’t scuff or leave indentations on your vehicle seats. Comfy and lightweight the Topside Booster is great for families on the go. Designed for kids 40–100 lbs. and 43.4 –57 .