Ordered at beginning of September 2020, now it is in February of 2021, and the small plastic piece has already broken off due to the stitching coming loose. Used in an office chair for Zoom classes, a couple hours a day.It was good at making my back support better, however, the plastic part was irritating, so it might be better now that the plastic part broke off. I will still give it a low rating because a) as designed the plastic part was irritating and b) the original construction was not thaSee full review