You can install the TREZOR emulator and use it with Metamask. Here is how:
Download the corresponding bridge for your platform from this url
Follow this instructions: https://github.com/trezor/trezor-core/blob/master/docs/build.md
# stop any existing instance of trezord
killall trezord
# start the bridge for the simulator
/Applications/Utilities/TREZOR\ Bridge/trezord -e 21324 >> /dev/null 2>&1 &
# launch the emulator
~/trezor-core/emu.sh