Fonirra Blog

ANSI/ISEA 107 divides high-visibility clothing into 3 classes (1, 2, 3) based on background and retroreflective material. Class 1 for low-risk, Class 2 for moderate-risk, and Class 3 for high-risk environments. It also has 3 types: O (Off-road), R(Roadside), P(Emergency Response)