Product Name: 5 Hours Warmth Footsole Warmer (JT-D002) Model NO.: JT-D002 Trademark: Junten Keep-Warm Products Origin: China (mainland) HS Code: 38249099 Product Description Features:Safe, non-poisonous, -flammable, harmless and environmental friendlyPortable and easy to useDisposableDesigned for foot care and can protect your foot from cold environmentEasy to applyEasy to take off without any blotNeeds no refrigeration, start to react once tear out the bag and expose the pouch to airReach maximum temperature (45ºC) in 30 minutes and provide up to 5 hours warmthSpecifications:Heating duration: 5 hoursTemperature:Maximum: 45ºCAverage: 37ºCPouch size: 70 x 230 or 75 x 250mmWeight: 30g/32g(±2g)Ingredients: Iron powder, water, activated carbon, cellulose, salt, and catalystAdvantages:7 years of experience in heat and cold pack field with good reputationQuality guaranteedNon-woven cloth imported from Japan with better stability and longer durationOEM orders are welcomeCaution:This type of heat pack can be applied to socks onlyDo not apply it directly to skin in case of low temperature burning.