The Safety Collar Hi Visibility Job Lot of 5 is a set of bright yellow collars designed to fit dogs with a neck size of 12-16 inches (30-40cm). These collars provide safety for dogs by making them highly visible to other animals and vehicles during nighttime walks or outdoor activities. The set of collars ensures that your furry friend is always easily spotted, reducing the risk of accidents and enhancing their visibility in dark environments. Perfect for pet owners looking to keep their dogs safe and secure.