Backcountry Access Aluminum Crystal Card
Backcountry Access Aluminum Crystal Card, The Backcountry Access Aluminum Crystal Card helps you make an informed decision about the current snowpack conditions when you're skiing in the backcountry. BCA printed this card with one- two- and three-millimeter grids as well as a cheat sheet for analyzing snow crystal types and sizes. The small aluminum card slides easily into your pocket or snow study kit.