Protective silicone case for Trezor Model One This silicone case is made of a high quality grade A silicone material that is super soft and flexible. This ensures that your Trezor Model One will be protected at all times, but also be comfortable to hold even with prolonged use. The case has been designed to offer easy access to all buttons, ports, and inputs on your device. With its slim profile, it fits comfortably in your pocket without taking up much space.