Gel Seat Cushion Review. Do you really like the work you do at your desk but absolutely loathe the discomfort caused by your office chair? Do you want to make your wheelchair provide you with optimal comfort with sedentary use? Do you want to turn every piece of seating furniture into the epitome of comfort? If yes, then the HANCHUAN Gel Seat Cushion is worth looking into. With its special material, portable size, and ability to fit over a...