... Detail 3 to 5 days, or up to your quantitySpecifications:Music activated el shirt1)Light-up flashing T-shirts2)Color is optional3 ... )El sheet logo4)OEM service 1) Light-up flashing T-shirts2) Sound sensor technology3) Frequency sensitive and adjustable ... , concerts, Festival gathering, using this kind of shirts, making you stand up from the crowds. Washing:1. Dry clean or Hand wash2 ...