Long Lasting Safe Disposable Self Heating Winter Warm Insoles

1.Air activated, Disposable, Easy To Use 2.High quality non-woven fabric, good breathability, safe and does not harm the skin 3.Easy to use simply open the package and expose foot warmers to air.No need to shake just place warmers over the tip of your toes. 4.Strong wet performance, automatic balance between cold and warm 5.Convenient to carry with you to sporting events, outside activities, hunting, skiing, snowboarding, hiking, camping, bird watching, walking, backpacking, snowshoeing, etc. 1.Make it activate with air for about 5-10 minutes to heat up 2.Open the outer bag before use, put into shoes or boots directly. 3.After use, dispose with regular garbage. Ingredients will not harm the environment. 1. To avoid low-temperature burns, do not stick it on the skin directly. 2. Please do not use it in the bed or use it with other warm equipment on foot. 3. Diabetic patients, those who have frostbite, scar wounds and blood circulation disorders, please use it with doctor's advice. 4. People with mobility problems or has sensitive skin, please use the warmers based on caution or compliance. If there is any allergy, please discontinue use.