The Horse Hey Bag is basically a feedbag or morral that can be filled with fodder. Apart from this they can also be attached to the head of a horse that enables them to eat. They are very advantageous as only a small amount of the feed is wasted. They also prevents animal consuming the ration of another. The Horse Hey Bag comes in a wide variety. They can be made of leather, reeds, but are more commonly made from thick fabric or light canvas.