This is just a short climbing tutorial that demos what happens just after you go into the crevasse. Ditching the pack is easy if you have pre-hooked the pack to harness. The nest step is securing yourself with a prussik and getting it ready to use as a stirrup. But as we see, practice practice practice. Check out this instructional climbing video that offers some self rescue tips from a crevasse while climbing. These are good safety tips and procedures to learn.