... .3 cm CE, ISO, SGS, MSGS etc adhesive keep warmer pad Ingredients: Iron powder, water, activated carbon, cellulose, salt and catalyst ... hours warmth.TypePictureInner bagOuter bagMax.TemperatureAve.TemperatureHeating durationWeightQuantity/CTNCarton Sizewarm pad 130*100mm165*126mm63522045±5g300pcs/CTN38.5*34*22cm Preserving Way ...