This course material outlines different apparel and the appropriate situations where each type of apparel is required or recommended by national standards. The objective of this material is to raise awareness of the types and characteristics of high-visibility safety apparel for the protection of workers, with the ultimate goal of decreasing worker fatalities and injuries. This course material describes in detail about the International Safety Equipment Association standards, which specify minimum size of retroreflective material, location of that material, and special features of the apparel. This course material is based on High Visibility Apparel in Work Zones, Characteristics of High-Visibility Safety Apparel.

At the conclusion of this course, the learner will have a better understanding of important features of high-visibility safety apparel for MOT operations, as well as an understanding of the following topics: 

• Background, retroreflective, and combined-performance materials
• Specifications of performance Class 1 type apparel
• Advantages of performance Class 2 type apparel
• Benefits of performance Class 3 type apparel
• Optional features of public safety apparel