Specifications: material: polyester power: 2 x aa battery not included light control: button controller light mode: on slow flash fast flash off. Features: pretty cool and attractive prop. Portable and comfortable to wear. Easy to use single button control. No heat no radiation harmless to the human body. Unisex novelty party favors for men and women boys and girls. Occasion: rave masquerades party carnival music festival halloween nightclub and more. Package: 3 x bow tie
