Backcountry Access Lexan Crystal Card
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The Backcountry Access Lexan Crystal Card has all the snow safety/avalanche info available on an easy to read lexan card.
The lexan crystal card provides a surface to analyze/classify snow grain and also has a slope index, which allows you to determine slope angles from a topographical map. Ideal for sunnier climates, the lexan crystal card does not absorb as much the aluminum crystal card, which allows you to study snow crystals longer and more accurately. Dimensions: 6 x 4 in (15 x 10 cm) 1, 2, and 3 mm grids Protective clear coat Crystal and snowpit 'cheat sheets' Weight: 1.4 oz (40 g) Lexan material does not conduct heat, which keeps the crystals from melting