Contents: 12 pieces. Temperature: Approx. 104°F (40°C) Country of Origin: Japan. Material: Surface Material: Polypropylene, Polyethylene. Heating Element: Iron powder. Product Classification: Steam. Suitable Parts: Eyes: Heat Retention Time: Approx. 20 minutes. Do not use if you have diseases, inflammation, scratch, swelling or eczema. Caution: If you feel too hot, stop using it immediately if you experience any abnormalities such as pain or discomfort. If you see eczema or rash around your eyes or eyes, or other abnormalities such as redness or itching appear around your eyes, stop using it and consult your doctor. Do not press your eyes over the eye mask. Do not use broken eye mask. Cannot be heated in a microwave. Do not *When your skin is warm, it may temporarily turn red/itchy