Gjallarhorns are featured in Norse mythology as the sound that will begin Ragnarok. The word Gjallarhorn means yelling or hollering horn. Also called blowing horns, these horns are designed to be blown into to create a clear and vigorous sound. The length of this piece can range from 18 to 23 inches which means it is full size for professional Viking costumes. This Viking blowing horn comes complete with a brass trumpet end for comfort during use and to add some contrast to the design. Viking horn instruments are perfect for any Viking costume, renaissance faire, and reenactments. If you are looking for horns and sounds then look no further as this classic blow horn is loud and proud. Viking Horns are known for their characteristic sound that only bovine horns can make. This functional prop is sure to provide an immersive Viking experience for all users. Please be aware that these horns are authentic bovine horns and so will feature variation in size, shape, and coloration as well as minor natural imperfections that do not detract from the function of the item.