back pain cold ice pack therapy for sciatic nerve pain relief degenerative disc disease coccyx tailbone pain reusable gel flexible medical grade large oversized 21x14 inches medx <p><b>why use cheap small ice packs that cannot isolate the inflammation?</b></p> <p><b>why med-x gel back pads are superior to similar products:</b></p> <br>-patented flex gel technology allows for even distribution of cold pack therapy across your back. <br>- triple reinforced gel compartment prevents leaking and allows the medical grade therapy ice pack to stay cooler longer. <br>- oversized large design ensures the inflamed area receives proper cooling treatment. <br>- multiple use allows relief from sciatic nerve pain , degenerative disc disease , coccyx , tailbone pain. <br> <p> <br><b>we have a no hassle 100% guarantee refund policy. if you use this and do not love it, simply return it for a full refund.you have nothing to lose. consider picking up an extra one for travel or as a thoughtful gift.</b></p>