LETTER VISIBILITY CHART

This pertains to both Custom Feather Flags and Banners

LETTER HEIGHT	MAX IMPACT DISTANCE	MAX READABILITY DISTANCE
3 inch	30 feet	100 feet
4 inch	40 feet	150 feet
6 inch	60 feet	200 feet
8 inch	80 feet	350 feet
9 inch	90 feet	400 feet
10 inch	100 feet	450 feet
12 inch	120 feet	525 feet
15 inch	150 feet	630 feet
18 inch	180 feet	750 feet
24 inch	240 feet	1000 feet
30 inch	300 feet	1250 feet
36 inch	360 feet	1500 feet
42 inch	420 feet	1750 feet
48 inch	480 feet	2000 feet
54 inch	540 feet	2250 feet
60 inch	600 feet	2500 feet

This is based on dark text on a plain white background in clear weather conditions.
There is an approximate 10% variance when using various color combinations.