... watch3,This ion silicone watch can emit negative ions and infrared which made you calm,soothe and relax your mind,also ... about 1700-19005.Far infrared ray emittance(more than 90%)6.Print/deboss/emboss/are possible. Fashion Slap quartz, Ion watch, anion ... bag, test tube gift box,customized package is welcomed. Our company are specialized in doing silicone watch ,like:silicone quartz watch ,digital ...