It only takes 30 minutes to absorb the sun light, and glowing can continue to shine for more than 10 hours.
SAFE AND ECO-FRIENDLY
Non-toxicity, non-radioactivity, harmless to human body
Due to the raw materials, so it’s chemical stability
Good strength, high hardness
The raw materials and the glow in the dark powder is high quality, so it has good strength and high hardness.