Perfect for planning navigation or communicating to someone under the water or for just taking notes about the dive spot you are visiting. At the end of the day just clean it off and you can use it again and again.
-Designed to fit the curve of a forearm
-Three separate writing surfaces with two fold up leafs
-Graphite stick pencil
-Two methods for attachment included: hook-and-loop strap and bungee cords
-Dimensions: 4.25 x 4.0 in (108 x 102 mm)