... *Professional Factory Basic descriptionProduct: 2011 LED Flashing Badge1.Material: PCB with epoxy, Eco-friendly, harmless, non-toxic, non-corrosiveness2. ... to clothes, bags or hats with magnet, safety needle or butterfly button3.with blinking/flashing led lights inside4.life ... and designs are welcome. We can manufacture the products with your own design or sample providedMany attachments are available ...