After absorb sunlight or lamplight 3-20 minutes,the cup can be luminesce Olivine,blue,red and other attractive color at night. Light cups often use in taproom,night club and other darker place.The cups can be luminesce at night,they help the drinker find the cup easily at dark place. Our light products can luminescence 8-12 hour at night,after absorb nature light,sunlight or lamplight 3-20 ...
[China Manufacturers]