An aluminum snow crystal card with a protective clear coat from Backcountry Access for analyzing snow crystals and slope angles.  Features include a snow grain classification chart for identifying different types, 1 mm, 2 mm, and 3 mm grids for measuring sizes, 4 different slope indexes for use with topographic maps to help determine slope angles, and a centimeter scale along one edge.

Details

• Aluminum Snow Crystal Card
  
• Protective Clear Coat
• Snow Grain Classification Chart
• 1 mm, 2mm, and 3mm Grids
• 4 Different Slope Indexes
• Centimeter Scale
• Dimensions: 6 in x 4 in (15 cm x 10 cm)
• 1.4 ounces (40 grams)