Originally Posted by
chasm54
SOLAS is visible, yes. What I was trying to say was that any form of reflective material is going to be of limited utility in daylight. others may correct me, but I'm not sure the colour matters much.
Agree with this^^^^
If approaching traffics headlights are even on during daylight, Would most likely be less powerful daytime running lights. This combined with Much Much higher ambient light levels, Would not expect much improvement in visiblility.