What is Clek OLLI? The Clek8482; OLLI booster seat is designed with an integrated rigid LATCH system to deliver both the safety of LATCH and the convenience of uncomplicated installation, features typically at odds with one another. Clek OLLI booster seat is designed and engineered by a world-class automotive seat manufacturer and utilizes many of the same materials found in luxury vehicle seating, providing key safety, convenience, comfort and styling features. Who should use Olli? Children whose height and weight are between 40-57 in.,101-145 cm. and 40-100 lbs.,18-45 kg. Safety: The clek LATCH system locks the booster seat into place quickly and easily using your vehicle8217;s LATCH anchorage system. Olli booster seat safety highlights: Raises your child 4 in,10 cm to improve in-vehicle shoulder belt fit Better positions the seat belt on the child8217;s hips to improve safety Locks into place to provide additional booster seat stability in a collision Confirms that latches are locked with an audible 8220;click8221; Provides a secure connection even when booster seat is not occupied Meets all Federal Motor Vehicle Safety Standards and Canadian Motor Vehicle Safety Standards Convenience: Olli8482; is ultra-light, making it highly portable from one vehicle to another for kids and families on the go. Installs and releases in less than 10 seconds Weighs only five pounds for easy portability between vehicles Premium fabrics protect vehicle seats Adaptable storage pocket (cargo-thingy8482;) holds drinks, MP3 players, juice boxes and more Plush seat cover is removable and washable What is numb-bum? It is what happens when you sit on hard surfaces for long periods of time 8212; even your legs fall asleep! The Ollibooster seat is different: it8217;s built like the seat in your car. Our comfort-cube construction includes an additional layer of padding that protects against numb-bum! As world-class automotive seat manufacturers we want to put an end to numb-bum.