... radioactive, waterproof, windproof4) No heat, flame and sparks, no battery required 5) Conform to EN71 and ASTM F963 standards6) Storage life: 2 ... acceptable8) Color: multiple colors Green, Blue, Pink, Red , white, purple and yellow available9) Usage: promotions, giveaway, carnivals, gifts, special events, halloween ... , glow bowling hunting, fishing, fire department, military, power outage, and camping