Popmask Big Hug Self-Heating Patches - Self-heating patches ease aches and pains associated with menstrual cramps. Soothe your body and get on with your day. Simply stick the patch onto clothing or underwear in your chosen position and feel the gentle warmth all day or all night long.
Nonwovens, iron powder, water, vermiculite, activated carbon, salt. Directions: Open pouch and peel off backing sheet. Stick patch to your clothing or underwear. The pads will warm up within 60 seconds of opening. Suitable for abdomen, back, neck, shoulder or knees. Dispose of patch after use, once cool.