... infrared ray emittance (more than 90%)3.size of ion silicone watch:standar size or customer designed size.the size of LJX002 ... ,16cm,17cm,18cm,19cm,1=20cm(circumference)4.color of ion silicone watch:various colors are available to match well to PMS ... .logo:screen-print, deboss, emboss are available6.packing of ion silicone watch:polybag,tube and blister packing or according customer's favour7 ...