Rubber Feeders: Rubber feeders are likely containers or troughs made from rubber material that are used for feeding animals, especially livestock like horses, cows, or other farm animals. These feeders are designed to be durable, easy to clean, and resistant to harsh weather conditions. Rubber feeders can be beneficial in preventing injuries to animals since they are softer than some other materials. They may come in various shapes and sizes to accommodate different types of feed and the needs of different animals.