To build on this a little - M7 involves climbing a mix of ice and rock, but instead of using conventional fingers and rubber-soled climbing shoes, you'd do the

To build on this a little - M7 involves climbing a mix of ice and rock, but instead of using conventional fingers and rubber-soled climbing shoes, you'd do the rock-only parts by "dry-tooling" - using your ice axe and crampons on the bare rock. It's kind of a weird experience.