Introducing the Rechargable Dog LED Flashing Collar! This collar is made of high quality nylon and fiber optic materials, and is available in four different sizes to fit any dog. This collar is also rechargeable by USB, so you'll never have to worry about batteries again. And with four different flashing modes, you can customize the perfect look for your dog. Whether you're walking them at night or just want them to stand out in a crowd, this collar is perfect. So keep your dog safe and stylish with the Rechargable Dog LED Flashing Collar!