The Multifly Feed-Thru Fly Control Pellets for Horses (EG029) is a palatable and safe solution for fly control in horses of all life stages. Made with cotton material and containing Novaluron as an active ingredient, these 10 lb pellets provide digestive health benefits. The multicolored pellets come in a 10 lb bag and are unscented, making them suitable for all life stages. Manufactured in the United States, these feed-through pellets are designed to be consumed by horses to effectively control fly populations while promoting overall equine health.