Here's what other sites are saying:
A complete set of 4 x 7 inch pocket sized, water resistant cards containing avalanche, snow and weather observation, trip planning and rescue information typically contained in avalanche safety books in an easy to carry format. Most cards contain critical checklists, diagrams, and data. The included cards are: SOS signals and numbers, energy analysis and assessment indicators, weather and avalanche observation, sample snow profile data and graph, avalanche hazard forecasting tool, Rutschblock and snow profile observation tool, Avalanche resources, avalanche observation, avalanche observation and checklists, tour planner, companion party avalanche resuce, travel worksheets, and the Canadian drop loop rescue system. All the info you need, in one handy little pack.
- Tahoe Mountain Sports
Enter avalanche zones better-prepared than ever with The Ski Guide Card Set from Brooks Range - a set of 13 sturdy plastic, water-resistant cards equipped data on avalanche topics from assessment to rescue. Determine the competence of the snowpack with the snow profile observation tests, avalanche and weather observation cards, and sample snow profile data while you prepare for the worst with information on the Canadian Drop Loop and Mechanical Advantage rescue systems.
- Mountain Gear