... : 64MB, 128MB, 256MB, 512MB,1GB,2GB and so on Silicone USB Memory1.Material:100%silicone 2.Capacities: 64MB, 128MB, 256MB, 512MB ... ,1GB,2GB and so on Silicone USB Memory1.Material--100% silicone ,flexible,nontoxic and non-stick.2 ... --ISO standard ,SGS ,Rohs passed.3.Use--can protect your usb flash disk4. Design-- many other fashionable,attractive designs.5. Logos ...