Hi-visibility accessories are important to ensure workers' safety in low light conditions, as well as during daytime work near traffic or heavy machinery. Here are some common hi-visibility accessories that can enhance worker visibility:  1. Hi-Visibility Straps: Hi-vis straps can be worn around the arms, legs, or waist to enhance visibility.  2. Hi-Visibility Braces: Hi-vis braces can be worn over the shoulders to enhance visibility.  3. Hi-Visibility Tapes: Hi-vis tapes can be attached to clothing, helmets, and other gear to enhance visibility.  4. Hi-Visibility Caps: Hi-vis caps can be worn to enhance visibility and protect the head from the sun.  5. Hi-Visibility Hoods: Hi-vis hoods can be worn to enhance visibility and protect the head and neck from the cold and wind.  6. Hi-Visibility Belts: Hi-vis belts can be worn around the waist to enhance visibility and keep clothing in place.

It's important to choose hi-visibility accessories that meet relevant safety standards, such as EN ISO 20471 or ANSI/ISEA 107, and to ensure they are appropriate for the working conditions and tasks.