●Premium Material- They are stable and durable, can be applied for a long time and will not and fade easily. ●Convenience- The product can be hung on sheep, horse, cow, etc. As an alarm bell, use for animal anti- lose device. ●Proper Size- Adopting copper material, which is lightweight and durable. The product is portable for taking. ●Professional- Smooth surface and bright color make it looks more elegant and luxury. Make a crisp sound, and can be heard for a long distance. ●Choice- The sound is loud and can spread farther, the ringings can attract the animal to losing.