LED ULTRAVIOLET disinfection portable bag, disinfection 3 minutes is equal to 6 hours of sun; Storage disinfection 2 fold 1; Waterproof material, high quality polyester washable; Safe and considerate, magnetic switch, turn on and off uv lamp automatically; Three minutes a day, take care of your and your family's health, not only to disinfect underwear, but also socks, towels, baby clothes, baby bottles, toothbrush, makeup tools, mobile phones, etc., one machine, use as many as you want.