... EMS,TNT,Fedx,UPS various styles Name key ring usb driveMaterialhigh silicone and flash memorySizeAvailableColorvarious colorsSampleAvailablePackagestandard exporting ... in the application has the following advantages:(1) non-toxic, odorless, chemically stable, insoluble in any ... strength, good wear resistance.(4) silicone non-deliquescent, non-corrosive and non-soluble in water features, even full of ...