... *39mm .red,blue and mutiple colors .Glowing:5-24 hours,up to 2 years .Certification:EN71,CE,ASTM,SVHC,MSDS .Non-tox ... ,BP,7PSize D4.5*39mmGlowing time 5-24 hoursStorage life up to 2 yearsColor multiple colors orange, yellow, green, blue, purple, pink ... , red and availablePacking1 glow stick+ accessories/ opp bag , 50/500 box size 52*27*22cm G/N weight 4/2kgsPrincipleNo ...