Used for people which work in highway, policeman department, fire department etc. Can be glow in dark by iteself continously for over 7-8 hours after absorbed day light or lamp light. We can produce according to customers size , spec. Welcome to contact us for more details.
Can be glow in dark by iteself continously for over 7-8 hours after absorbed day light or lamp light.
Can be glow in dark by iteself continously for over 7-8 hours after absorbed day light or lamp light. |