Class 3 hi vis jacket

Class 3 hi vis jacket is the highest international/Chinese standard for high-visibility safety apparel, designed for extremely high-risk and low-visibility environments with maximum protection and visibility.

1. Core Standards

International Standard: EN ISO 20471 (Class 3)
US Standard: ANSI/ISEA 107 (Class 3)
Chinese Standard: GB 20653-2020 (Class 3)

2. Key Performance Requirements

Material Area
Fluorescent background fabric: ≥ 0.80 m²
Reflective material: ≥ 0.20 m²
Reflective tape width: ≥ 5 cm
Retroreflective Coefficient
Minimum coefficient: ≥ 330 cd/(lx·m²)
360° full visibility for long-distance recognition at night or in severe weather
Application Scenarios
Night work on highways and national roads
Railway, airport, port and mining industries
Heavy rain, heavy fog, sandstorm and night construction
Urban expressway and traffic hub command

3. Comparison with Class 1 & 2

Class	Min. Светоотражающий материал Area	Уровень риска
Class 1	0.10–0.14 ㎡	Low risk (parking lots, supermarkets)
Class 2	0.13–0.50 ㎡	Medium risk (municipal works, ordinary roads)
Class 3	≥0.20 ㎡	Extreme risk (highways, night, severe weather)

4. Common Styles & Functions

Long/hooded jackets, thermal jackets, rain jackets
Main colors: fluorescent yellow / fluorescent orange
Features: waterproof, windproof, warm lining, multiple pockets, wear-resistant, adjustable cuffs and hem

5. Buying Tips

Look for Class 3 marking
Verify certification of EN ISO 20471 / ANSI/ISEA 107 / GB 20653
Complete and evenly distributed reflective tape for 360° coverage
Wear-resistant, waterproof and breathable fabric

6. Summary

Class 3 reflective jacket = highest safety level → mandatory for highways, night work and severe weather.