Lightweight & Stable - 0.9 inch diameter, Weight 0.77 Ounce, super lightweight and portable to take them to anywhere. You can't feel them when outdoor activities, like night walking, running, cycling and so on. And U-shaped base design, fits the shoes tightly. These shoes lights are professionally designed for clogs and can also be used alone as an emergency light, suitable for children over 4 years old and adult croc. 3 Modes of Light - These cute croc lights have 3 modes of lightning, including constant light, fast flashing mode, slow flashing mode. The light head is a switch two in one, just press on the head of the light to turn on/off and switch three different modes. You could choose your favorite mode according to different occasions. Upgraded Waterproof Design - High quality ABS quality, silicone ring sealing interface, the higher level of Waterproof IP67 design, easily deal with rainstorm weather and the dew on the grass when camping, anti-drop and anti-dust. Ultra Bright and Long Lasting - Light up the night by your feet! These croc headlight attachment shine brightly for outdoor activities for some extra lighting. You can see where you are going with a long-lasting glow over 72 hours. Illuminating 10 meters distances, improving visibility of your surroundings at night, making sure you will not stumble in the dark.