What is the size and age limit for the Pico?

Children must meet all of the following requirements to use Pico: at least one year of age (WAYB recommends 2 years old) , between 22-50 pounds and at least 30" tall. A child has outgrown Pico when they reach any one of the following: 50 pounds, tops of ears above the top of the headrest in its highest position, child's height exceeds 45", or shoulders are above where the harnesses are attached to Pico's seat back.