3 *Red Fusion neck and shoulder heat wrap. New breakthrough heat wrap for soothing warmth for sore neck and should pain. *Just snap the activation disc to trigger the natural crystal-fusion reaction and in seconds Red Fusion wrap transforms from room temperature to a comfortable 130'F degrees. *Once the activation is triggered the all natural liquid crystalizes into a soft malleable gel that shapes and conforms to your unique body contours. *This mold and hold effect helps keep the wrap right where you want it. No power cords, No greasy balms to stain your clothes. * Red Fusion is perfect for men and women of all ages. Best of all, once the wrap cools just pop it in boiling water and use it all over again.