Product Name: 8 Hours Warmth Heat Wrap for Knee (JT-E02) Model NO.: JT-E02 Trademark: Junten Origin: China (mainland) HS Code: 38249099 Product Description Ingredients: iron powder, water, activated carbon, cellulose, salt, and catalystDesigned for healthcare and warmth-keepingCan be used both as warmth-keeping supplies, and pain-relief applianceHeat wrap for Knee provides temporary relief of minor muscular and joint pain associated with over exertion, strains and arthritisPouch is thin, small, and slightBetter stability and longer durationProvides 8 hours warmthWhen using, insert one heat patch into each pocket and position pockets with the heating pads over the desired area, then stretch the kneewrap around the sore area and secure for a custom fitWrap will reach maximum temperature: 62ºC in 30 minutesSafe, non-poisonous, non-flammable, harmless and environmental friendlyPortable and easy to useDisposableNeeds no refrigerationStart to react once tear out the bag and expose the pouch to airHeating duration: 8 hoursWeight: 20g (±2g)Average temperature: 52ºC Pouch size: 88 x 55mmOEM order is welcomePacking: 1 wrap and 4 heat packs