... Diamond USB, Card USB, Waterproof USB, PVC Silicone USB, Leather USB, Metal USB, Swivel USB, Wristband USB, Wooden USB, Encrypted USB, Gas Defense USB, Gold-plating USB, Credit Card USB, Car USB, Pen USB, Epoxy plate USB ... function description: Capacities available16MB,32MB, 64MB, 128MB, 256MB,512MB,1GB, 2GB, 4GB, 8GB, 16GB,32GBUSB chipsSamsung/Hynix/Micron/Toshiba/Intel...Grade ...