The Original Moist Heat Pack Designed For Use In Soothing Sore Muscles Aches And Pains * Designed Specifically For Relief Of Nagging Lower Back Pain Stomach Cramps And Leg Arm Or Shoulder Aches And Pains * Adjustable Strap Can Be Comfortably Secured In Various Positions On The Body For Complete Mobility * Use It Hot Or Cold * Filled With 100% Natural Organic Grains * 20.75 L X 7.5 W With A 27 Elastic Strap Attached (unstretched); When Stretched The Maximum Length Is 72