Witches, unite! This semi-transparent potion bottle handbag is totally cool - because it glows in the dark!! Makes the perfect costume accessory. Comes with an adjustable strap and spacious interior. ** Glow in the Dark Materials DO NEED A CHARGE! HERE's How: -Depending on the type of light, you need to shine it on the product for varying durations of time. 3-4 mins for ultraviolet light 7-8 mins for direct sunlight 21-23 mins for fluorescent light 24-26 mins for incandescent light