When you raise the Extend2Fit Convertible’s headrest height, the harness straps regulate automatically along with it—no dismantling and rethreading expected. Simply just squeeze the lever at the top of your seat and pull up or force down. Online video: Michael Hession For our sturdiness score, we also considered customer reviews, https://ericm466kbs0.bcbloggers.com/32127084/5-simple-statements-about-car-seats-1994-explained