Giant Frog Horn ConchsThis listing comes with the Conch and attached mouthpiece only. Note: The conchs in the photos and videos on this page are not the exact conchs you'll receive, but a very good example of how they look and sound. 6 to 7" Giant Frog Horn Conch Conch Shell Horns have been used for at least a few thousand years across cultures. Today they're used by composers, artists, and sound healers to add a unique, natural wind element to their music and sound baths.