Product Name: 18h Portable Body Warmer (JT-A02) Model NO.: JT-A02 Trademark: Junten Origin: China (mainland) Product Description Ingredients: iron powder, water, activated carbon, cellulose, salt and catalystSafe, non-poisonous, non-flammable, harmless and environmentalPortable and easy to use, disposableNeeds no refrigerationStart to react once tear out the out bag and expose the pouch to airReach maximum temperature 62ºC in 30 minutes and provides up to 18 or 24 hours warmthStops pain and swelling fastHeating duration: 18 hoursMaximum temperature: 62ºCAverage temperature: 52ºCOEM orders are acceptedPouch size: 135 x 100 ±5mmWeight: 13.2kg (29.1lbs)Outer packing: 240 pieces/carton7 years of experience in heat and cold pack field with nice reputationAll brands and trademarks used are for reference only