These adhesive heat packs provide heat more than 20 hours on it's own when be exposed to air.

This type of body warmer (Heat Pack) could be stick directly onto inside of clothes, and provides heat more than 20 hours on it's own when be exposed to the air. It is really a good companion for outdoor work, activities and sports, such as camping, fishing and skating, and for use whenever and wherever hot therapy is needed, such as sprain, overstrain and pain caused by cold Stomachache, dysmenorrhea, warming uterus of lying-in women.

 Features:

1) It can provide hot more than 20 hours.

2) Ave. Temperature: 52 centigrade

3) Material: Iron powder, water, cellulose, salt etc...

4) Product provides heat on it's own when it is exposed to the air.

5) Convenient, portable and safety.

6) A good companion for outdoor work, activities and sports, such as camping, hunting, fishing, skiing and skating; For use whenever and wherever hot therapy is needed, such as Myalgia, lumbago, internal injury caused by overstrain, sciatica, sprain, contusion and pain caused by cold Stomachache, dysmenorrhea, warming uterus of lying-in women.

Way of use:

1) Open the plastic out pack and expose the pad to air.

2) Remove protective backing place pad, and stick it directly onto inside of Clothing (don't not apply direct to skin). The pad will take about half a hour to take effect.

3) After use, put it into refuse bin.