HotShotz Reusable Lower Back Heat Pack w/ wrap

Lower Back 8x12 The 8 x 12 heat pack is great for any part of your body. The 8 x 12 lasts about two hours depending on how well you insulate it. You can also use the heat pack as a cold pack. Just placed it in the freezer for up to one hour and it will stay soft and flexible. Back Strap It has a pocket to slide the 8 x 12 heat pack into. Not only does it provide you with complete mobility but it also helps to insulate and prolong your heat.