A booster chair is a special seat that helps kids sit higher at the table. It's like a cushion that makes them taller and more comfortable while eating. Full definition
It is the only booster chair that comes with a full frame of steel thus making them the safest of them all. (babieslounge.com)
It combines the comfort and stylishness of a full - sized booster chair with the portability and convenience of a portable booster seat. (havebabywilltravel.com)