This does not affect your right to an exchange or refund for faulty equipment.
The aluminium crystal card provides a surface to analyse/classify snow grains and also has a slope index, which allows you to determine slope angles from a topographical map. Snow crystals placed on the card become recognisable and sizable. With the aluminium card version, you can expect durability and long term usage. This small yet very informational tool will take your snow safety skills to a new level. BCA designed its snow study tools in conjunction with North America’s most experienced avalanche educators. BCA snow study tools allow you to gather all of the data you need, without breaking the bank.