... 12cmWeight:35gAve Temperature:43CMax Temperature:47CHeating Duration:8 hoursCE,SGS,ISO Advantages:1. Natural materials, non-toxic, without side effect and ... activated carbon,and the super-absorbent polymers, saltProduct Applications:1.people who work or play in the cold for long ... direct sunlight2. Keep it out of reach of childrenShapes:(customized)1. Body warmer pad: mini size, standard size, big size ...