What is big hug self heating menstrual cramp patches 5 pack? Big hug self heating menstrual cramp patches are air activated patches that provide up to 12 hours of gentle, consistent heat to naturally alleviate menstrual cramps. They are made from biodegradable, skin friendly materials and offer a natural, environmentally conscious way of managing period pain comfortably and discreetly. They are flexible and portable, allowing for on the go comfort, whether at home, at work, or out and about. What are the key features? Provides up to 12 hours of heat air activated and begins to warm within 30 seconds flexible and portable for on the go relief made from biodegradable, skin friendly materials natural, non medicated solution for menstrual cramp relief ingredients what are the active ingredients? Iron powder, vermiculite, activated carbon, salt what are the other ingredients? Non woven fabrics are used for the outer sheet. Ingredients usage how to use big hug self heating menstrual cramp patches 5 pack open the pouch and peel off the backing sheet. Stick the patch to your clothing or underwear. Please do not place directly on skin. The pad will start to warm up within 60 seconds of opening. Apply to areas needing relief like abdomen, back, neck shoulder or knees. Relax and let the patch provide its soothing warmth. Once the patch has cooled after use, dispose of it in a responsible manner. Usage warnings precautions to consider before using big hug self heating menstrual cramp patches 5 pack for external use only. Do not apply directly to the skin. Do not use for more than 12 hours in a 24 hour period. Do not apply to irritated or broken skin. Keep out of reach of children and pets. Warnings