Back ache has appeared to be one of the most prevalent and troubling healthcare problem in todays young office going population. The Reason : Wrong Sitting Postures, Long hours before computer, Lack of exercise, to name a few. But now, no need to continue suffering from that aching, tired back. Get relief with the JSB Back Rest Full Back Support. This great cushion provides maximum comfort, perfect fit and proper support for your full spine ie. from shoulder blades to lower back.