15PCS Heating Pad, Pain Relief Patches for Neck, Knee, and Back Pain Relief, Air-Activated Heat Pads, Natural Heat Patches for Menstrual Cramps, Stiffness, Sprains, and More, Long-lasting and Portable

The heating pads are air activated providing up to 6 hours of pain relief by increasing blood flow and oxygen to accelerate healing and relieve pain.It can keep 122℉ for up to 6 hours.It is a heating pad for back pain relief. 

The heating pad is 100% natural. Main ingredients: Safflower, Ginger, Mugwort.A true heating pad that warms your joints and helps relieve pain without stinging your skin.You will smell a herbal scent when you open the package. 

Instructions:take out the heating pad and apply it directly to your neck or knee or other joints.5 minutes later,the heating pads for back pain start to heat up.It can keep 122℉ for up to 6 hours. 

Each piece of the heated pad is individually wrapped.They are easy to carry.You can use the heat pads anywhere at any time. 

Ideal Gift: The heating pad is made of high quality materials and has a cute lobster shape. It makes the perfect gift for friends and family in need.