Rave Festivals, Bars, Clubs, Electric glow run, LED parties, Halloween,Costume Parties, Mardi Gras, Carnivals, Gifts, Masquerade and more. Unisex, an excellent gift for both adults and kids.【Rechargeable & Washable】 - LED battery is hidden inside the controller. Charge this mask by a USB cable, no more accessories, no need AA batteries. Fully charging takes 1 hour, luminous mask can continuous work 2-4 hours .Under charge, red light blink. Charge finish, green light blink or keep on.【Safe & Breathable】 - This latest upgrade LED mask is made of high-quality breathable fiber and luminous fabric, soft and comfortable, no heat, no radiation, very safe. FCC CE RoHS Certificated.【 After-sale service】 - We assure you a 30-day money back guarantee and 180-day free repair service if listed malfunction happened.