... .any color,fashional design 4.factory price silicone ring Feature1.Silicone ring,you can wear it on your ... harmless, non-toxic, non-corrosiveness.Sizeoutside diameters:10/15mmheight:7/12mmthickness:2mmUsageAdvertising and business promotion gift, suitable for all ... band,slap watch,energy watch,silicone watch strap, finger rings,shaped silicone band,usb wristhand,silicone case,industrial seal, etc. OEM ...