Hotteeze Heat Pads Pain Relief Patches for Period, Back and Shoulder pain 10 Pack

Ingredients
Iron Powder, Water, Activated Carbon, Vermiculite, Potassium Chloride.
 
Directions
Please read the full Instructions for Use provided with the product prior to using.Open the packet and expose the pad to air when ready to use. Peel off the backing. Without creasing it, place the adhesive side of the pad OVER YOUR CLOTHES where you want heat. The pads will heat up gradually. Remove gently after use.