Hail ruler

Scale for colloquial hail sizes (pea, marble, etc.)

Corner cut-out for easy measurement of messy corners

Area to write your name and/or twitter handle for social media reporting

Hole for lanyard/loop attachment to keep your ruler handy

Outside scale for measuring depth of snow/hail/anything in metric and imperial

Made out of high quality FR4 printed circuit board material with a black finish and gold flash coating on the ruler divisions.