... pains such as arthritic, toothache, arthritis, headache, back and neck pain, chilblain. 3.The product is suitable ... more suitable for the working units, the office staff and students, portable shopping, business travel, travel, etc. very ... cold, for the quick relief to reduce fatigue and soreness of arthritis are a supplement to the ... 70 degrees, it will automatically switch off. Hand warmer bag DE-285