The pearl cotton foam is not strong enough to cause harm. It is protected by an insulating sheet and does not easily consume power when not in use. These LED foam sticks are used in many clubs around the world. With versatile lighting, you can control the atmosphere of any room. Suitable occasions: used for concerts, clubs, nightlife, carnival, parties, / parties, weddings and all other night activities with LED foam sticks! Glow In the Dark foam sticks are suitable for birthdays, festive birthday parties, camping trips, Halloween, glowing parties, concerts, classroom school rewards, treasure chests, carnival prizes, bathtub fun, bars and all other uses. Glow In the Dark foam sticks are suitable for birthdays, festive birthday parties, camping trips, Halloween, glowing parties, concerts, classroom school rewards, treasure chests, carnival prizes, bathtub fun, bars and all other uses. Color: orange Material: Electronic components + pearl cotton Package contents: 50 x fluorescent stick Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.