The Ultimate Travel Booster Car Seat - Unlock the convenience of the USA’s Original backless inflatable booster seat. BubbleBum is the only inflatable childrens booster seat for your car with a patented system to guarantee stability and comfort on every journey. Safety You Can Count On – BubbleBums patented ComfortMax technology exceeds all US federal car safety standards (FMVSS213) for booster car seats 40 lbs and up to 100 lbs. Your car booster seat comes with a seat belt positioning clip for optimal seat belt fit and comfort. Take Anywhere Travel Car Seat – Your inflatable carseat is perfect for everyday use car rentals taxis vacations and carpooling. Take your new backless booster seat on all your school trips and adventures. Perfect for your little toddlers girls and boys aged 4 to 11 years old.