Looking after your body after a long day at the office or when travelling is very important, as we often neglect and take for granted the way that the body copes with strains and tension the portable back massager is a handy and efficient way of dealing with muscle strain and posture issues complete with an adjustable strap to be worn around the waist or across the chest, the soft pillow portable back massager helps to ease pain by releasing heat in soothing waves everybody knows that amazing post massage feeling.. Take that feeling with you wherever you go and don't suffer a day further! Product details adjustable strap use it on different body parts fits from a 24 inch waist to a 34 inch waist soft fabric casing